{"product_id":"zitronensaure-czda-frei-100g","title":"Acid citric CZDA liber 100g","description":"\u003ch1\u003eAcid citric anhidru CZDA CHEM-115382111\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003eDenumire chimică:\u003c\/strong\u003e Acid 2-hidroxi-1,2,3-propantricarboxilic (anhidru)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFormulă moleculară:\u003c\/strong\u003e \u003csub\u003eC6H8O7\u003c\/sub\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMasă molară:\u003c\/strong\u003e 192,12 g\/mol\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNumăr CAS:\u003c\/strong\u003e 77-92-9\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNumăr EC:\u003c\/strong\u003e 201-069-1\u003c\/p\u003e\n\n\u003ch2\u003eSpecificații tehnice\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFormă:\u003c\/strong\u003e solid\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCuloare:\u003c\/strong\u003e alb\u003c\/li\u003e\n  \u003cli\u003eMiros\u003cstrong\u003e:\u003c\/strong\u003e inodor\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eValoare pH:\u003c\/strong\u003e aproximativ 1,8 (50 g\/l H₂O, 20°C)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePunct de topire:\u003c\/strong\u003e 153°C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTemperatură de descompunere:\u003c\/strong\u003e 175°C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTemperatură de autoaprindere:\u003c\/strong\u003e 345°C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePresiune de vapori:\u003c\/strong\u003e \u0026lt; 0,1 hPa (20°C)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDensitate:\u003c\/strong\u003e 1,665 g\/cm³ (20°C)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDensitate aparentă:\u003c\/strong\u003e 800-1000 kg\/m³\u003c\/li\u003e\n  \u003cli\u003eSolubilitate\u003cstrong\u003eîn apă:\u003c\/strong\u003e foarte solubil (aproximativ 1630 g\/l la 20°C)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSolubilitate în solvenți organici:\u003c\/strong\u003e nu sunt disponibile date\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eProprietăți analitice\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePuritate:\u003c\/strong\u003e 99,5-100,5%.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSubstanțe insolubile în apă:\u003c\/strong\u003e max. 0,005%.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReziduu la calcinare (SO₄):\u003c\/strong\u003e max. 0,03%.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCloruri (Cl):\u003c\/strong\u003e max. 0,001%.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFosfați (PO₄):\u003c\/strong\u003e max. 0,001%.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTotal sulf (SO₄):\u003c\/strong\u003e max. 0,01%\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMetale grele (Pb):\u003c\/strong\u003e max. 0,0005%\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCalciu (Ca):\u003c\/strong\u003e max. 0,005%\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFier (Fe):\u003c\/strong\u003e max. 0,0005%\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSubstanțe care se înnegresc sub acțiunea H₂SO₄:\u003c\/strong\u003e conform normei.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eAvertismente și clasificare\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePictogramă de pericol:\u003c\/strong\u003e! (semnul exclamării)\u003c\/li\u003e\n  \u003cli\u003eFraze H\u003cstrong\u003e:\u003c\/strong\u003e H319 - Provocă iritare oculară severă\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFraze P:\u003c\/strong\u003e P305+P351+P338 - ÎN CAZ DE CONTACT CU OCHII: Clătiți cu grijă cu apă timp de câteva minute. Scoateți lentilele de contact dacă sunt prezente și se pot scoate ușor. Continuați să clătiți.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCondiții recomandate de depozitare\u003c\/h2\u003e\n\u003cp\u003eDepozitați într-un loc răcoros, uscat și bine ventilat. Protejați de umiditate și lumină.\u003c\/p\u003e\n\n\u003ch2\u003eObservații\u003c\/h2\u003e\n\u003cp\u003eAcidul citric anhidru este frecvent utilizat în laboratoarele chimice, în industria alimentară, în cosmetică și ca reactiv pentru analize chimice.\u003c\/p\u003e","brand":"Biolaboratorium","offers":[{"title":"Default Title","offer_id":55394480587100,"sku":"CHEM-115382111-100g","price":14.6,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/0491\/0119\/files\/fedf2e3ed03c0c7621e5e11ed5a69b86.jpg?v=1756888000","url":"https:\/\/akjaerkrdxem.shop\/ro\/products\/zitronensaure-czda-frei-100g","provider":"Biolaboratorium","version":"1.0","type":"link"}