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potassium nitrite 7758-09-0
Category : Agrochemicals/Chemical fertilizers
CAS NO : 7758-09-0 EC NO : 231-832-4 MF : KNO2 MW : 85.1038 Product description : Potassium nitrite is a crystalline material with an off-white-to-straw color. It is hygroscopic, deliquescent and very soluble in water. It decomposes in acid solutions to form unstable nitrous acid. Potassium nitrite is sold as a moist crystal to help delay the onset of caking. Chemical formula KNO2 Molecular weight 85.11 Absolute density, g/cm3 1.915 Melting point, °C 441 Decomposition begins, °C 350 Solubility in water*, g/100g H2O 281 @ 0°C 413 @ 100°C Specifications: Assay (on Dry Basis): 97% min. Chlorides: 0.2% max. Sulphates: 0.02% max. Heavy Metal (as Pb): 0.005% max. Water insoluble: 0.01% max. Iron (as Fe): 0.005% max. Moisture: 2% max. Synonyms : CCRIS 3959;Caswell No. 698;EPA Pesticide Chemical Code 076203;HSDB 1216;Nitrous acid, potassium salt;UNII-794654G42L;Nitrous acid, potassium salt (1:1);Potassium nitrite (1:1);Potassium nitrite [UN1488] [Oxidizer];UN1488; Molecular Structure : 
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potassium nitrite