{"id":47190,"date":"2026-01-04T15:55:59","date_gmt":"2026-01-04T07:55:59","guid":{"rendered":"https:\/\/www.sgnutri.com\/?p=47190"},"modified":"2026-03-03T09:40:26","modified_gmt":"2026-03-03T01:40:26","slug":"il-glucosio-e-una-sostanza-pura-2","status":"publish","type":"post","link":"https:\/\/www.sgnutri.com\/it\/il-glucosio-e-una-sostanza-pura-2\/","title":{"rendered":"Il glucosio \u00e8 una sostanza pura"},"content":{"rendered":"<div class=\"wp-block-themepark-block-themepark-wright content-super-p  blog-jiange\" style=\"font-size:17px;line-height:28px;color:#211c1c;padding:10px 20px;\">\n<div class=\"wp-block-column\">\n<p>La risposta semplice \u00e8: s\u00ec, il glucosio (C6H12O6) \u00e8 assolutamente puro.<\/p>\n\n\n\n<p>Il motivo per cui \u00e8 cos\u00ec qualitativo \u00e8 che si tratta di un composto specifico, il rapporto tra atomi di carbonio, idrogeno e ossigeno \u00e8 completamente bloccato e le propriet\u00e0 sono coerenti. Questo \u00e8 completamente diverso da una miscela (come il succo di frutta che beviamo). La composizione della miscela cambia e le propriet\u00e0 fisiche sono instabili, ma questo non \u00e8 il caso del glucosio.<\/p>\n\n\n\n<p>In chimica, giudichiamo se \u00e8 \"puro\", principalmente per vedere se \u00e8 composto da elementi diversi attraverso legami chimici \"saldati a morte\" in una proporzione fissa, formando un insieme uniforme.<\/p>\n\n\n\n<p>Di seguito sono riportate alcune basi fondamentali per determinare la purezza del glucosio:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>La composizione \u00e8 inamovibile (composizione fissa): ogni molecola di glucosio, ovunque si trovi, \u00e8 sempre composta da 6 carboni, 12 idrogeni e 6 ossigeno (C6H12O6).<\/li>\n\n\n\n<li>\u00c8 un solido cristallino bianco con un punto di fusione e una solubilit\u00e0 unici, completamente diversi dalle propriet\u00e0 degli elementi di carbonio, idrogeno e ossigeno che lo compongono.<\/li>\n\n\n\n<li>Legame chimico piuttosto che impilamento fisico: i suoi elementi sono legati tra loro da legami chimici, non semplicemente mescolati. Volete separarli con semplici mezzi fisici come la filtrazione o l'evaporazione? \u00c8 assolutamente impossibile.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"450\" src=\"https:\/\/www.sgnutri.com\/wp-content\/uploads\/2026\/01\/image-6-1024x450.png\" alt=\"Diversi principi fondamentali per determinare la purezza del glucosio.\" class=\"wp-image-47191\" srcset=\"https:\/\/www.sgnutri.com\/wp-content\/uploads\/2026\/01\/image-6-1024x450.png 1024w, https:\/\/www.sgnutri.com\/wp-content\/uploads\/2026\/01\/image-6-300x132.png 300w, https:\/\/www.sgnutri.com\/wp-content\/uploads\/2026\/01\/image-6-768x337.png 768w, https:\/\/www.sgnutri.com\/wp-content\/uploads\/2026\/01\/image-6-18x8.png 18w, https:\/\/www.sgnutri.com\/wp-content\/uploads\/2026\/01\/image-6.png 1116w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Understanding_The_Hard_Index_Of_%E2%80%9CFixed_Composition%E2%80%9D\"><\/span>Comprendere l'indice di difficolt\u00e0 della \"composizione fissa<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Per dare una risposta rigorosa alla domanda se il glucosio \u00e8 puro, dobbiamo scendere fino alla struttura atomica. L'indicatore pi\u00f9 difficile per giudicare le sostanze pure \u00e8 la composizione fissa.<\/p>\n\n\n\n<p>Per il glucosio, il suo \"numero identificativo\" \u00e8 C6H12O6. Ci\u00f2 significa che, in qualsiasi punto dell'universo si trovi il glucosio, ogni sua molecola deve essere strettamente contenuta:<\/p>\n\n\n\n<p>6 atomi di carbonio<\/p>\n\n\n\n<p>12 atomi di idrogeno.<\/p>\n\n\n\n<p>6 atomi di ossigeno<\/p>\n\n\n\n<p>Questo rapporto si sposta anche di poco - per esempio, diventa C12H22O11 - e allora non \u00e8 affatto glucosio, ma saccarosio o qualche altro zucchero. Poich\u00e9 rispetta rigorosamente la \"legge della composizione definita\", il rapporto di massa tra gli elementi \u00e8 incrollabile, quindi nella classificazione scientifica \u00e8 indubbiamente puro.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Constancy_Of_Physical_And_Chemical_Properties\"><\/span>Costanza delle propriet\u00e0 fisiche e chimiche<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Un altro motivo per essere convinti che sia puro \u00e8 che le sue propriet\u00e0 sono sempre prevedibili, indipendentemente dalla fonte.<\/p>\n\n\n\n<p>Questo \u00e8 in netto contrasto con la miscela. Se si pensa al miele o al succo di frutta, la loro dolcezza, la densit\u00e0 e persino il punto di ebollizione salgono e scendono con la concentrazione degli ingredienti. Ma il glucosio puro \u00e8 \"costante\". Quando i ricercatori hanno testato il glucosio puro, le caratteristiche osservate ogni volta sono state esattamente copiate:<\/p>\n\n\n\n<p>Stato del materiale: solido cristallino bianco a temperatura ambiente.<\/p>\n\n\n\n<p>Punto di fusione: ha un intervallo specifico di punto di fusione (\u03b1-D-glucosio a circa 146\u00b0C).<\/p>\n\n\n\n<p>Solubilit\u00e0: Il suo comportamento di dissoluzione in acqua pu\u00f2 essere previsto con precisione.<\/p>\n\n\n\n<p>Queste propriet\u00e0 sono incise nelle ossa della molecola di glucosio (propriet\u00e0 intrinseche). Se il punto di ebollizione di una sostanza \u00e8 irregolare o la densit\u00e0 sale e scende, probabilmente si tratta di una miscela, non di una sostanza pura come il glucosio.<\/p>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined\" id=\"maxw\" style=\"padding-bottom:100px;padding-top:100px;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in clomnsmal  clomnnone\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<p class=\"has-text-align-center has-themecolor-1-color has-text-color has-link-color has-large-font-size wp-elements-a412b82537ce59baad06b01a96b3c1d2\"><strong>All'avanguardia nella nutrizione<\/strong><\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined  product-demo1\" id=\"maxw\" style=\"\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in clomnsmal  clomnnone\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:14px;line-height:25px;color:#333333;padding:20px 20px;\">\n<div class=\"wp-block-column\">\n<p class=\"has-themecolor-1-color has-text-color has-link-color has-medium-font-size wp-elements-abc467a7e19bc0b8f4faebef530f0542\"><strong><strong><strong><strong><strong><strong>Fibra solubile<\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/p>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>La fibra solubile \u00e8 un ingrediente dietetico altamente stabile e indigeribile che favorisce il controllo del peso aumentando il senso di saziet\u00e0 e riducendo l'assunzione di cibo. Versatile nelle applicazioni, \u00e8 ampiamente utilizzata per migliorare il profilo nutrizionale e la consistenza di alimenti, bevande e prodotti salutistici.<\/p>\n\n\n\n<div style=\"height:16px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-btn themepark-i-btn-out\" style=\"text-align:undefined;\"><div class=\"themepark-i-btn-out_ins\" style=\"\"><div class=\"themepark-i-btn-out_in\"><div class=\"themepark-i-btn\" style=\"background-color:#0aa652;color:#ffffff;font-size:14px;border:solid 1px #318ec8;padding:6px 43px;\"><a href=\"https:\/\/www.sgnutri.com\/it\/categoria\/tutti-i-prodotti\/fibra-solubile\/\" rel=\"noopener noreferrer \">Preventivo<\/a><a class=\"hovers\" data-title=\"Get Quote\" style=\"color:#318ec8;background-color:#ffffff;padding:6px 43px;\" href=\"https:\/\/www.sgnutri.com\/it\/categoria\/tutti-i-prodotti\/fibra-solubile\/\" rel=\"noopener noreferrer\" target=\"_self\"><\/a><\/div><\/div><\/div><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:5%\"><\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:50%\">\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined\" id=\"\" style=\"padding-top:110px;height:300px;box-sizing: border-box;width: 100%;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<h2 class=\"wp-block-heading has-text-align-center hover-only-title has-themecolor-1-color has-text-color has-link-color wp-elements-b45b7f3fb95a8220ad5d673dd5e4fc25\" style=\"font-size:30px\"><span class=\"ez-toc-section\" id=\"Soluble_Fiber\"><\/span><strong><strong><strong><strong><strong>Fibra solubile<\/strong><\/strong><\/strong><\/strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/div>\n<\/div><div class=\"layout_badh\"><div class=\"PcOnly themepark-block_layout_ba lazyload swiper-lazy\" style=\"background-repeat:no-repeat;background-size:cover;\" data-background=\"https:\/\/www.sgnutri.com\/wp-content\/uploads\/2025\/12\/\u672a\u6807\u9898-2.png\"><\/div><div class=\"MovePnly themepark-block_layout_ba lazyload swiper-move-lazy\" style=\"background-repeat:no-repeat;background-size:cover;\" data-background=\"https:\/\/www.sgnutri.com\/wp-content\/uploads\/2025\/12\/\u672a\u6807\u9898-2.png\"><\/div><\/div><\/section>\n<\/div>\n<\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined  product-demo1\" id=\"maxw\" style=\"\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in clomnsmal  clomnnone\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:14px;line-height:25px;color:#333333;padding:20px 20px;\">\n<div class=\"wp-block-column\">\n<p class=\"has-themecolor-1-color has-text-color has-link-color has-medium-font-size wp-elements-04e1b3374feb268aed97152a1f9aac63\"><strong><strong>Prebiotico<\/strong><\/strong><\/p>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Un prebiotico funziona come un fattore di proliferazione che viene selettivamente degradato e utilizzato dai batteri intestinali benefici, come ad esempio&nbsp;<em>Bifidobatteri<\/em>. Questo processo esercita un effetto positivo sulla salute generale dell'uomo, spesso accompagnato da vantaggi metabolici come il basso impatto calorico e le minime fluttuazioni di zucchero nel sangue, grazie alla loro straordinaria stabilit\u00e0 digestiva.<\/p>\n\n\n\n<div style=\"height:16px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-btn themepark-i-btn-out\" style=\"text-align:undefined;\"><div class=\"themepark-i-btn-out_ins\" style=\"\"><div class=\"themepark-i-btn-out_in\"><div class=\"themepark-i-btn\" style=\"background-color:#0aa652;color:#ffffff;font-size:14px;border:solid 1px #318ec8;padding:6px 43px;\"><a href=\"https:\/\/www.sgnutri.com\/it\/categoria\/tutti-i-prodotti\/prebiotico\/\" rel=\"noopener noreferrer \">Preventivo<\/a><a class=\"hovers\" data-title=\"Get Quote\" style=\"color:#318ec8;background-color:#ffffff;padding:6px 43px;\" href=\"https:\/\/www.sgnutri.com\/it\/categoria\/tutti-i-prodotti\/prebiotico\/\" rel=\"noopener noreferrer\" target=\"_self\"><\/a><\/div><\/div><\/div><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:5%\"><\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:50%\">\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined\" id=\"\" style=\"padding-top:110px;height:300px;box-sizing: border-box;width: 100%;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<h2 class=\"wp-block-heading has-text-align-center hover-only-title has-themecolor-1-color has-text-color has-link-color wp-elements-6dcb043e5f0a710efa5e014da6febeb2\" style=\"font-size:30px\"><span class=\"ez-toc-section\" id=\"Prebiotic\"><\/span><strong><strong>Prebiotico<\/strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/div>\n<\/div><div class=\"layout_badh\"><div class=\"PcOnly themepark-block_layout_ba lazyload swiper-lazy\" style=\"background-repeat:no-repeat;background-size:cover;\" data-background=\"https:\/\/www.sgnutri.com\/wp-content\/uploads\/2025\/12\/\u672a\u6807\u9898-5.png\"><\/div><div class=\"MovePnly themepark-block_layout_ba lazyload swiper-move-lazy\" style=\"background-repeat:no-repeat;background-size:cover;\" data-background=\"https:\/\/www.sgnutri.com\/wp-content\/uploads\/2025\/12\/\u672a\u6807\u9898-5.png\"><\/div><\/div><\/section>\n<\/div>\n<\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined  product-demo1\" id=\"maxw\" style=\"\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in clomnsmal  clomnnone\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:14px;line-height:25px;color:#333333;padding:20px 20px;\">\n<div class=\"wp-block-column\">\n<p class=\"has-themecolor-1-color has-text-color has-link-color has-medium-font-size wp-elements-9c16a18866d3d60738f810938ceef076\"><strong>Vitamine<\/strong><\/p>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><br>Le vitamine sono micronutrienti organici essenziali, suddivisi in forme idrosolubili e liposolubili, che regolano processi fisiologici critici come il metabolismo, l'immunit\u00e0 e la coagulazione.  A causa della loro sensibilit\u00e0 alla luce, al calore e all'umidit\u00e0, <\/p>\n\n\n\n<div style=\"height:16px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-btn themepark-i-btn-out\" style=\"text-align:undefined;\"><div class=\"themepark-i-btn-out_ins\" style=\"\"><div class=\"themepark-i-btn-out_in\"><div class=\"themepark-i-btn\" style=\"background-color:#0aa652;color:#ffffff;font-size:14px;border:solid 1px #318ec8;padding:6px 43px;\"><a href=\"https:\/\/www.sgnutri.com\/it\/categoria\/tutti-i-prodotti\/viatmins\/\" rel=\"noopener noreferrer \">Preventivo<\/a><a class=\"hovers\" data-title=\"Get Quote\" style=\"color:#318ec8;background-color:#ffffff;padding:6px 43px;\" href=\"https:\/\/www.sgnutri.com\/it\/categoria\/tutti-i-prodotti\/viatmins\/\" rel=\"noopener noreferrer\" target=\"_self\"><\/a><\/div><\/div><\/div><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:5%\"><\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:50%\">\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined\" id=\"\" style=\"padding-top:110px;height:300px;box-sizing: border-box;width: 100%;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<h2 class=\"wp-block-heading has-text-align-center hover-only-title has-themecolor-1-color has-text-color has-link-color wp-elements-cb59af2c229b8669dc39731809bb0a5b\" style=\"font-size:30px\"><span class=\"ez-toc-section\" id=\"Vitamins\"><\/span><strong>Vitamine<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/div>\n<\/div><div class=\"layout_badh\"><div class=\"PcOnly themepark-block_layout_ba lazyload swiper-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.sgnutri.com\/wp-content\/uploads\/2025\/12\/\u672a\u6807\u9898-3.png\"><\/div><div class=\"MovePnly themepark-block_layout_ba lazyload swiper-move-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.sgnutri.com\/wp-content\/uploads\/2025\/12\/\u672a\u6807\u9898-3.png\"><\/div><\/div><\/section>\n<\/div>\n<\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<style>\n.product-demo1{\n  border:1px solid #D4D4D4;\n}\n\n\/* \u533a\u5757\u6574\u4f53 hover \u80cc\u666f + \u6587\u5b57\u53d8\u767d *\/\n.product-demo1 {\n    transition: background-color 0.45s ease;\n}\n\n.product-demo1:hover {\n    background-color: var(--wp--preset--color--themecolor-1);\n}\n\n\/* \u5de6\u4fa7\u6240\u6709\u6587\u5b57 hover \u540e\u5f3a\u5236\u767d\u8272 *\/\n.product-demo1:hover .content-super-p,\n.product-demo1:hover .content-super-p p,\n.product-demo1:hover .content-super-p strong,\n.product-demo1:hover .content-super-p .has-medium-font-size {\n    color: #ffffff !important;\n}\n\n\/* \u6309\u94ae\uff1a\u521d\u59cb\u4e3b\u9898\u8272\u5e95+\u767d\u5b57 \u2192 hover \u767d\u5e95+\u4e3b\u9898\u8272\u5b57 *\/\n.product-demo1 .themepark-i-btn {\n    background-color: var(--wp--preset--color--themecolor-1) !important;\n    color: #ffffff !important;\n    border-color: var(--wp--preset--color--themecolor-1) !important;\n    transition: all 0.4s ease;\n}\n\n.product-demo1:hover .themepark-i-btn {\n    background-color: #ffffff !important;\n    color: var(--wp--preset--color--themecolor-1) !important;\n    border-color: var(--wp--preset--color--themecolor-1) !important;\n}\n\n\/* \u2500\u2500\u2500 \u53f3\u4fa7\u56fe\u7247\u533a\u57df\uff1a\u906e\u7f69 + hover-only-title \u2500\u2500\u2500 *\/\n\n.PcOnly.themepark-block_layout_ba {\n    position: relative;           \/* \u5173\u952e\uff1a\u8ba9 ::before \u548c\u5b50\u5143\u7d20\u5b9a\u4f4d *\/\n}\n\n\/* \u906e\u7f69\u5c42\uff1a\u521d\u59cb\u5b8c\u5168\u900f\u660e *\/\n.PcOnly.themepark-block_layout_ba::before {\n    content: \"\";\n    position: absolute;\n    inset: 0;\n    background-color: #000;\n    opacity: 0;\n    transition: opacity 0.5s ease;\n    z-index: 1;\n    pointer-events: none;\n}\n\n\/* hover \u540e\u663e\u793a 30% \u906e\u7f69 *\/\n.product-demo1:hover .PcOnly.themepark-block_layout_ba::before {\n    opacity: 0.3;\n}\n\n\/* hover-only-title\uff1a\u521d\u59cb\u9690\u85cf *\/\n.hover-only-title {\n    opacity: 0;\n    visibility: hidden;\n    transform: translateY(30px);           \/* \u7a0d\u5fae\u5411\u4e0b\u504f\u79fb\uff0c\u589e\u52a0\u51fa\u73b0\u65f6\u7684\u52a8\u6001 *\/\n    transition: all 0.55s ease;\n    z-index: 2;                            \/* \u786e\u4fdd\u5728\u906e\u7f69\u4e0a\u9762 *\/\n    position: relative;                    \/* \u76f8\u5bf9\u5b9a\u4f4d\uff0c\u907f\u514d\u88ab ::before \u76d6\u4f4f *\/\n    text-shadow: 0 3px 12px rgba(0,0,0,0.7);\n}\n\n\/* \u533a\u5757 hover \u540e\uff1a\u663e\u793a\u6807\u9898 + \u5f52\u4f4d + \u52a8\u753b *\/\n.product-demo1:hover .hover-only-title {\n    opacity: 1;\n    visibility: visible;\n    transform: translateY(0);\n}\n\n\/* \u53ef\u9009\uff1ahover \u65f6\u8ba9\u6807\u9898\u66f4\u7a81\u51fa\uff08\u8f7b\u5fae\u653e\u5927\uff09 *\/\n.product-demo1:hover .hover-only-title {\n    transform: translateY(0) scale(1.05);\n}\n<\/style>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<style>\n.radius-border20 {\n  border-radius: 20px;\n}\n\n.product-hover {\n  position: relative;\n  overflow: hidden;\n  cursor: pointer;\n  border-radius: 20px;\n  transition: box-shadow 0.4s ease, transform 0.3s ease;\n  box-shadow: 0 4px 12px rgba(0,0,0,0.08);\n}\n\n.product-hover:hover {\n  box-shadow:\n    \/* \u4e3b\u8272\u504f\u79fb\u5c64\uff08\u5be6\u5fc3\u504f\u79fb\uff09 *\/\n    5px 5px 0 var(--wp--preset--color--themecolor-1),\n    \n    \/* \u6539\u7528\u4e3b\u984c\u8272\u7684\u67d4\u548c\u5149\u6688\/\u6a21\u7cca\u5c64\uff08\u53d6\u4ee3\u539f\u672c\u7684\u767d\u8272 0.35\uff09 *\/\n    10px 10px 20px color-mix(in srgb, var(--wp--preset--color--themecolor-1) 25%, transparent),\n    \n    \/* \u6574\u9ad4\u9670\u5f71\u4e5f\u5e36\u4e00\u9ede\u4e3b\u984c\u8272\u8abf\uff08\u53d6\u4ee3\u7d14\u9ed1\uff09 *\/\n    0 10px 24px color-mix(in srgb, var(--wp--preset--color--themecolor-1) 12%, rgba(0,0,0,0.10));\n  \n  transform: translateY(-3px);\n}\n\n.product-hover:hover .themepark-i-btn {\n  background-color: var(--wp--preset--color--themecolor-1) !important;\n  color: #ffffff !important;\n  transition: all 0.3s ease;\n}\n\n.product-hover:hover .hovers {\n  background-color: var(--wp--preset--color--themecolor-1) !important;\n  color: #ffffff !important;\n}\n<\/style>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"It_Is_A_Compound_Not_A_Mixture\"><\/span>\u00c8 un composto, non una miscela<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Quando si parla di questo argomento, molti tendono a confondere i composti con le miscele. \u00c8 necessario concentrarsi su questo punto:<\/p>\n\n\n\n<p>I miscugli (come l'acqua salata e l'aria) sono sostanze che vengono fisicamente \"messe insieme\" senza una reazione chimica. \u00c8 possibile farli evaporare al sole o usare un filtro di carta per separarli.<\/p>\n\n\n\n<p>Gli elementi di un composto (come il glucosio, l'acqua) sono legati chimicamente.<\/p>\n\n\n\n<p>Il glucosio appartiene al campo dei composti rigidi. Gli atomi di carbonio, idrogeno e ossigeno sono strettamente legati tra loro da forti legami covalenti. Non si pu\u00f2 setacciare il carbonio dall'idrogeno con un colino e non si pu\u00f2 bollire e far bollire. Volete smontare il glucosio? Bisogna ricorrere a reazioni chimiche, come la combustione o la respirazione cellulare.<\/p>\n\n\n\n<p>Questa \"immunit\u00e0\" alla separazione fisica \u00e8 la prova concreta che il glucosio \u00e8 una sostanza pura.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"495\" src=\"https:\/\/www.sgnutri.com\/wp-content\/uploads\/2026\/01\/image-7-1024x495.png\" alt=\"Immagine del glucosio\" class=\"wp-image-47192\" srcset=\"https:\/\/www.sgnutri.com\/wp-content\/uploads\/2026\/01\/image-7-1024x495.png 1024w, https:\/\/www.sgnutri.com\/wp-content\/uploads\/2026\/01\/image-7-300x145.png 300w, https:\/\/www.sgnutri.com\/wp-content\/uploads\/2026\/01\/image-7-768x371.png 768w, https:\/\/www.sgnutri.com\/wp-content\/uploads\/2026\/01\/image-7-18x9.png 18w, https:\/\/www.sgnutri.com\/wp-content\/uploads\/2026\/01\/image-7.png 1155w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_Is_It_Not_Elemental\"><\/span>Perch\u00e9 non \u00e8 elementare?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Infine, un piccolo chiarimento su un mito comune: il glucosio, pur essendo puro, non \u00e8 un elemento.<\/p>\n\n\n\n<p>Gli elementi (sostanze semplici) contengono solo atomi (come l'ossigeno puro O2, il carbonio puro C).<\/p>\n\n\n\n<p>Il glucosio \u00e8 assemblato da tre atomi diversi (C, H, O).<\/p>\n\n\n\n<p>Tuttavia, nell'ampio quadro della classificazione chimica, il concetto di \"materia pura\" \u00e8 un grande cesto, contenente sia elementi che composti. Poich\u00e9 il glucosio \u00e8 un composto con una composizione uniforme e fissa, soddisfa pienamente tutti i criteri di una sostanza pura. Anche se non \u00e8 semplice come gli elementi, nella \"purezza\" di questa classificazione sono una famiglia.<\/p>\n\n\n\n<p><strong>Autore: Alex Thorne<\/strong><\/p>\n\n\n\n<p>\" Con un dottorato di ricerca in chimica organica e oltre 10 anni di esperienza nella didattica delle scienze, sono specializzata nella scomposizione di concetti chimici complessi in spiegazioni chiare e accurate. Spero di aiutare studenti e appassionati a distinguere rigorosamente tra composti, elementi e miscele.\"<\/p>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":47191,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"themepark_post_bcolor":"#ffffff","themepark_post_width":"1022px","themepark_post_img":"","themepark_post_img_po":"left","themepark_post_img_re":false,"themepark_post_img_cover":false,"themepark_post_img_fixed":false,"themepark_post_hide_title":false,"themepark_post_main_b":"#ffffff","themepark_post_main_p":100,"themepark_paddingblock":true,"footnotes":""},"categories":[65],"tags":[],"class_list":["post-47190","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-article"],"metadata":{"_edit_lock":["1772502105:1"],"_thumbnail_id":["47191"],"themepark_post_bcolor":["#ffffff"],"themepark_post_width":["1022px"],"themepark_post_img":[""],"themepark_post_img_po":["left"],"themepark_post_img_re":[""],"themepark_post_img_cover":[""],"themepark_post_img_fixed":[""],"themepark_post_hide_title":[""],"themepark_post_main_b":["#ffffff"],"themepark_post_main_p":["100"],"themepark_paddingblock":["1"],"footnotes":[""],"rank_math_seo_score":["18"],"rank_math_primary_category":["65"],"_edit_last":["1"],"_ez-toc-disabled":[""],"_ez-toc-insert":[""],"_ez-toc-header-label":[""],"_ez-toc-device-target":[""],"_ez-toc-alignment":["none"],"_ez-toc-heading-levels":["a:0:{}"],"_ez-toc-alttext":[""],"_ez-toc-visibility_hide_by_default":[""],"_ez-toc-hide_counter":[""],"_ez-toc-exclude":[""],"_ez-toc-position-specific":[""],"themepark_seo_title":["Is Glucose A Pure Substance"],"themepark_seo_description":["Yes, Glucose (C6h12o6) Is A Pure Substance. Learn Why It Qualifies As A Chemical Compound With Fixed Properties."],"themepark_seo_keyword":["Is Glucose A Pure Substance"],"catce":["sidebar-widgets4"],"_trp_automatically_translated_slug_ar":["\u0647\u0644-\u0627\u0644\u062c\u0644\u0648\u0643\u0648\u0632-\u0645\u0627\u062f\u0629-\u0646\u0642\u064a\u0629-2"],"_trp_automatically_translated_slug_de_DE":["ist-glukose-ein-reiner-stoff-2"],"_trp_automatically_translated_slug_es_ES":["es-la-glucosa-una-sustancia-pura-2"],"_trp_automatically_translated_slug_fr_FR":["le-glucose-est-il-une-substance-pure-2"],"_trp_automatically_translated_slug_ja":["\u30b0\u30eb\u30b3\u30fc\u30b9\u306f\u7d14\u7c8b\u306a\u7269\u8cea\u304b-2"],"views":["367"],"_trp_automatically_translated_slug_it_IT":["il-glucosio-e-una-sostanza-pura-2"],"_trp_automatically_translated_slug_ko_KR":["\ud3ec\ub3c4\ub2f9\uc740-\uc21c\uc218\ud55c-\ubb3c\uc9c8\uc778\uac00-2"],"product_title":[""],"_product_title":["field_696dddd18cafe"],"product_description":[""],"_product_description":["field_696ddded8caff"],"product_parameter1":[""],"_product_parameter1":["field_696dddf48cb00"],"product_parameter2":[""],"_product_parameter2":["field_696dddfd8cb01"],"product_parameter3":[""],"_product_parameter3":["field_696dde018cb02"],"product_parameter_description1":[""],"_product_parameter_description1":["field_696dde048cb03"],"product_parameter_description2":[""],"_product_parameter_description2":["field_696dde0c8cb04"],"product_parameter_description3":[""],"_product_parameter_description3":["field_696dde118cb05"],"characteristics_tittle":[""],"_characteristics_tittle":["field_696dde148cb06"],"characteristics_tittle1":[""],"_characteristics_tittle1":["field_696dde1b8cb07"],"characteristics_tittle2":[""],"_characteristics_tittle2":["field_696dde238cb08"],"characteristics_tittle3":[""],"_characteristics_tittle3":["field_696dde278cb09"],"characteristics_tittle4":[""],"_characteristics_tittle4":["field_696dde2a8cb0a"],"characteristics_tittle5":[""],"_characteristics_tittle5":["field_696dde2e8cb0b"],"characteristics_tittle6":[""],"_characteristics_tittle6":["field_696dde318cb0c"],"characteristics_description1":[""],"_characteristics_description1":["field_696dde368cb0d"],"characteristics_description2":[""],"_characteristics_description2":["field_696dde408cb0e"],"characteristics_description3":[""],"_characteristics_description3":["field_696dde438cb0f"],"characteristics_description4":[""],"_characteristics_description4":["field_696dde468cb10"],"characteristics_description5":[""],"_characteristics_description5":["field_696dde498cb11"],"characteristics_description6":[""],"_characteristics_description6":["field_696dde4d8cb12"],"comparison_points_tittle":[""],"_comparison_points_tittle":["field_696dde528cb13"],"comparison_points_tittle1":[""],"_comparison_points_tittle1":["field_696dde608cb14"],"comparison_points_tittle2":[""],"_comparison_points_tittle2":["field_696dde668cb15"],"comparison_points_tittle3":[""],"_comparison_points_tittle3":["field_696dde6c8cb16"],"comparison_points_description":[""],"_comparison_points_description":["field_696dde708cb17"],"comparison_points_description1":[""],"_comparison_points_description1":["field_696dde888cb18"],"comparison_points_description2":[""],"_comparison_points_description2":["field_696dde908cb19"],"comparison_points_description3":[""],"_comparison_points_description3":["field_696dde948cb1a"],"application_title":[""],"_application_title":["field_696dde988cb1b"],"application_title1":[""],"_application_title1":["field_696ddea68cb1c"],"application_title2":[""],"_application_title2":["field_696ddeb18cb1d"],"application_title3":[""],"_application_title3":["field_696ddeb58cb1e"],"application_title4":[""],"_application_title4":["field_696ddebd8cb1f"],"application_describe1":[""],"_application_describe1":["field_696ddec48cb20"],"application_describe2":[""],"_application_describe2":["field_696dded08cb21"],"application_describe3":[""],"_application_describe3":["field_696dded38cb22"],"application_describe4":[""],"_application_describe4":["field_696dded78cb23"],"instruction_title":[""],"_instruction_title":["field_696ddedb8cb24"],"instruction_title1":[""],"_instruction_title1":["field_696ddee68cb25"],"instruction_title2":[""],"_instruction_title2":["field_696ddef58cb26"],"instruction_title3":[""],"_instruction_title3":["field_696ddef98cb27"],"instruction_title4":[""],"_instruction_title4":["field_696ddefc8cb28"],"instruction_describe1":[""],"_instruction_describe1":["field_696ddeff8cb29"],"instruction_describe2":[""],"_instruction_describe2":["field_696ddf078cb2a"],"instruction_describe3":[""],"_instruction_describe3":["field_696ddf0b8cb2b"],"instruction_describe4":[""],"_instruction_describe4":["field_696ddf0e8cb2c"],"material":[""],"_material":["field_696eed876b2b8"],"material_description":[""],"_material_description":["field_696eed896b2b9"],"pre_and_post_sales_titles":[""],"_pre_and_post_sales_titles":["field_696eed906b2ba"],"after_sales_service_title":[""],"_after_sales_service_title":["field_696eeda36b2bb"],"before_sales_service_title":[""],"_before_sales_service_title":["field_696eedbb6b2bc"],"after_sales_service_describe":[""],"_after_sales_service_describe":["field_696eedc86b2bd"],"before_sales_service_describe":[""],"_before_sales_service_describe":["field_696eedcf6b2be"],"faq_question1":[""],"_faq_question1":["field_696eedd56b2bf"],"faq_question2":[""],"_faq_question2":["field_696eedee6b2c0"],"faq_question3":[""],"_faq_question3":["field_696eedf36b2c1"],"faq_question4":[""],"_faq_question4":["field_696eedf76b2c2"],"faq_question5":[""],"_faq_question5":["field_696eedfb6b2c3"],"faq_question6":[""],"_faq_question6":["field_696eedfe6b2c4"],"faq_answer1":[""],"_faq_answer1":["field_696eee026b2c5"],"faq_answer2":[""],"_faq_answer2":["field_696eee0b6b2c6"],"faq_answer3":[""],"_faq_answer3":["field_696eee0e6b2c7"],"faq_answer4":[""],"_faq_answer4":["field_696eee126b2c8"],"faq_answer5":[""],"_faq_answer5":["field_696eee156b2c9"],"faq_answer6":[""],"_faq_answer6":["field_696eee196b2ca"],"detailed_specifications_table":[""],"_detailed_specifications_table":["field_697738b0ef515"],"aggregated_titles":[""],"_aggregated_titles":["field_698ad8fabfec6"],"aggregate_description":[""],"_aggregate_description":["field_698ad913bfec7"],"polymer_product_sku1":[""],"_polymer_product_sku1":["field_698ad932bfec8"],"polymer_product_sku2":[""],"_polymer_product_sku2":["field_698ad93dbfec9"],"polymer_product_sku3":[""],"_polymer_product_sku3":["field_698ad941bfeca"],"aggregated_product_titles1":[""],"_aggregated_product_titles1":["field_698ad945bfecb"],"aggregated_product_titles2":[""],"_aggregated_product_titles2":["field_698ad94dbfecc"],"aggregated_product_titles3":[""],"_aggregated_product_titles3":["field_698ad954bfecd"],"aggregated_product_description1":[""],"_aggregated_product_description1":["field_698ad957bfece"],"aggregated_product_description2":[""],"_aggregated_product_description2":["field_698ad961bfecf"],"aggregated_product_description3":[""],"_aggregated_product_description3":["field_698ad965bfed0"],"polymerization_characteristics_tittle":[""],"_polymerization_characteristics_tittle":["field_699d3c712ad62"],"polymerization_characteristics1":[""],"_polymerization_characteristics1":["field_699d3c742ad63"],"polymerization_characteristics2":[""],"_polymerization_characteristics2":["field_699d3c7d2ad64"],"polymerization_characteristics3":[""],"_polymerization_characteristics3":["field_699d3c802ad65"],"polymerization_characteristics4":[""],"_polymerization_characteristics4":["field_699d3c842ad66"],"polymerization_characteristics5":[""],"_polymerization_characteristics5":["field_699d3c8d2ad67"],"polymerization_characteristics6":[""],"_polymerization_characteristics6":["field_699d3c902ad68"],"polymerization_characteristics_descr1":[""],"_polymerization_characteristics_descr1":["field_699d3c9a2ad69"],"polymerization_characteristics_descr2":[""],"_polymerization_characteristics_descr2":["field_699d3c9c2ad6a"],"polymerization_characteristics_descr3":[""],"_polymerization_characteristics_descr3":["field_699d3c9f2ad6b"],"polymerization_characteristics_descr4":[""],"_polymerization_characteristics_descr4":["field_699d3ca22ad6c"],"polymerization_characteristics_descr5":[""],"_polymerization_characteristics_descr5":["field_699d3ca52ad6d"],"polymerization_characteristics_descr6":[""],"_polymerization_characteristics_descr6":["field_699d3ca92ad6e"],"aggregated_application_scenarios_tittle":[""],"_aggregated_application_scenarios_tittle":["field_699d3cae2ad6f"],"aggregated_application_scenarios1":[""],"_aggregated_application_scenarios1":["field_699d3cbd2ad70"],"aggregated_application_scenarios2":[""],"_aggregated_application_scenarios2":["field_699d3cc52ad71"],"aggregated_application_scenarios3":[""],"_aggregated_application_scenarios3":["field_699d3cc92ad72"],"aggregated_application_scenarios4":[""],"_aggregated_application_scenarios4":["field_699d3ccc2ad73"],"aggregated_application_scenarios5":[""],"_aggregated_application_scenarios5":["field_699d3cd02ad74"],"aggregated_application_scenarios6":[""],"_aggregated_application_scenarios6":["field_699d3cd42ad75"],"product_parameter4":[""],"_product_parameter4":["field_698bf07160199"],"product_parameter5":[""],"_product_parameter5":["field_698bf0746019a"],"product_parameter6":[""],"_product_parameter6":["field_698bf0786019b"],"product_parameter7":[""],"_product_parameter7":["field_698bf07b6019c"],"product_parameter8":[""],"_product_parameter8":["field_698bf07e6019d"],"product_parameter9":[""],"_product_parameter9":["field_698bf0816019e"],"parameter_describ":[""],"_parameter_describ":["field_698bf08a6019f"],"product_parameter_description4":[""],"_product_parameter_description4":["field_698bf04f60193"],"product_parameter_description5":[""],"_product_parameter_description5":["field_698bf05560194"],"product_parameter_description6":[""],"_product_parameter_description6":["field_698bf05960195"],"product_parameter_description7":[""],"_product_parameter_description7":["field_698bf05c60196"],"product_parameter_description8":[""],"_product_parameter_description8":["field_698bf05f60197"],"product_parameter_description9":[""],"_product_parameter_description9":["field_698bf06360198"]},"acf":[],"medium_url":"https:\/\/www.sgnutri.com\/wp-content\/uploads\/2026\/01\/image-6-300x132.png","thumbnail_url":"https:\/\/www.sgnutri.com\/wp-content\/uploads\/2026\/01\/image-6-150x150.png","full_url":"https:\/\/www.sgnutri.com\/wp-content\/uploads\/2026\/01\/image-6.png","_links":{"self":[{"href":"https:\/\/www.sgnutri.com\/it\/wp-json\/wp\/v2\/posts\/47190","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sgnutri.com\/it\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sgnutri.com\/it\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sgnutri.com\/it\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sgnutri.com\/it\/wp-json\/wp\/v2\/comments?post=47190"}],"version-history":[{"count":6,"href":"https:\/\/www.sgnutri.com\/it\/wp-json\/wp\/v2\/posts\/47190\/revisions"}],"predecessor-version":[{"id":48334,"href":"https:\/\/www.sgnutri.com\/it\/wp-json\/wp\/v2\/posts\/47190\/revisions\/48334"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.sgnutri.com\/it\/wp-json\/wp\/v2\/media\/47191"}],"wp:attachment":[{"href":"https:\/\/www.sgnutri.com\/it\/wp-json\/wp\/v2\/media?parent=47190"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sgnutri.com\/it\/wp-json\/wp\/v2\/categories?post=47190"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sgnutri.com\/it\/wp-json\/wp\/v2\/tags?post=47190"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}