{"product_id":"kaliumpyrosulfit-cz-100g","title":"Pirozulfit de potasiu CZ 100g","description":"\u003ch1\u003ePirofulfit de potasiu \u003csub\u003e(K2S2O5\u003c\/sub\u003e) - p.a.\u003c\/h1\u003e\n\n\u003ch2\u003eInformații tehnice\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDenumire chimică:\u003c\/strong\u003e Pirofulfit de potasiu\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDenumiri alternative:\u003c\/strong\u003e Disulfit de potasiu, Disulfit de potasiu\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFormulă chimică:\u003c\/strong\u003e \u003csub\u003eK2S2O5\u003c\/sub\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMasă molară:\u003c\/strong\u003e 222,33 g\/mol\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNumăr CAS:\u003c\/strong\u003e 16731-55-8\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNumăr EC:\u003c\/strong\u003e 240-795-3\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFormă:\u003c\/strong\u003e solid\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCuloare: incolor\/alb\u003c\/strong\u003e \u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMiros:\u003c\/strong\u003e ușor înțepător\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003epH (400 g\/l\u003csub\u003eH2O\u003c\/sub\u003e, 20°C):\u003c\/strong\u003e cca. 3,5-5,0\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePunct de topire:\u003c\/strong\u003e date indisponibile (descompunere termică \u003e150°C)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePunct de fierbere:\u003c\/strong\u003e neaplicabil\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTemperatură de autoaprindere:\u003c\/strong\u003e neaplicabil\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePunct de inflamabilitate:\u003c\/strong\u003e neaplicabil\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLimite de explozie:\u003c\/strong\u003e neaplicabil\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePresiune de vapori:\u003c\/strong\u003e cca. 335 mbar (20°C)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDensitate:\u003c\/strong\u003e 2,34 g\/cm³\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDensitate în vrac:\u003c\/strong\u003e 1000-1200 kg\/m³\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSolubilitate în apă:\u003c\/strong\u003e 450 g\/l (20°C)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSolubilitate în solvenți organici:\u003c\/strong\u003e în etanol - insolubil\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLog\u003csub\u003ePo\/w\u003c\/sub\u003e:\u003c\/strong\u003e -4,0\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAspect exterior:\u003c\/strong\u003e pulbere cristalină albă\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConținut:\u003c\/strong\u003e min. 95,0%\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSubstanțe insolubile în apă:\u003c\/strong\u003e max. 0,01%\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCloruri (Cl):\u003c\/strong\u003e max. 0,01 %.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMetale grele (ca Pb):\u003c\/strong\u003e max. 0,003%\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eArsenic (As):\u003c\/strong\u003e max. 0,0001%\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFier (Fe):\u003c\/strong\u003e max. 0,001%\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eExemple de aplicații profesionale în diverse industrii\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eAgent reducător în procese chimice\u003c\/li\u003e\n  \u003cli\u003eReactiv în analiza chimică și cercetarea de laborator\u003c\/li\u003e\n  \u003cli\u003eComponent al preparatelor pentru tratarea apei în laboratoare\u003c\/li\u003e\n  \u003cli\u003eReactiv auxiliar în sinteza compușilor de sulf\u003c\/li\u003e\n  \u003cli\u003eAgent de laborator pentru dezactivarea agenților oxidanți\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eIndicații de pericol (H)\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eH318 - Provocă leziuni oculare grave\u003c\/li\u003e\n  \u003cli\u003eH335 - Poate irita organele respiratorii\u003c\/li\u003e\n  \u003cli\u003eEUH031 - La contact cu acizi, degajează gaze toxice\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eIndicații de securitate (P)\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eP280 - Purtați mănuși de protecție\/veșmânt de protecție\/protecție oculară\/protecție facială\u003c\/li\u003e\n  \u003cli\u003eP305+P351+P338 - LA 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  \u003cli\u003eP313 - Cereți sfat medical\/consultați un medic\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCondiții recomandate de depozitare\u003c\/h2\u003e\n\u003cp\u003eDepozitați în recipiente etanșe, într-un loc uscat, răcoros și bine ventilat. Protejați de umiditate, surse de căldură și acizi. Evitați contactul cu agenți oxidanți puternici.\u003c\/p\u003e","brand":"Biolaboratorium","offers":[{"title":"Default Title","offer_id":55487579128156,"sku":"CHEM-427447703-100g","price":17.74,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/0491\/0119\/files\/09feb806401f3db13489c58713c5aaa9.jpg?v=1758017853","url":"https:\/\/miolaboratorium.com\/ro\/products\/kaliumpyrosulfit-cz-100g","provider":"Biolaboratorium","version":"1.0","type":"link"}