DESCRIPTION
Sodium nitrite is an inorganic compound with the chemical formula NaNO2. It is a white crystalline powder that is easily soluble in water and slightly soluble in ethanol, methanol, and ether. It is mainly used in the production of azo dyes and can also be used as a mordant, bleach, and metal heat treatment agent for fabric dyeing. White or light yellow prismatic crystal,density 2.168,melting point 271 , easy dissolve in water alcohol , micro-dissolve in ether, delique- scence,noxious.decomposition tempreture is 320 ,It can inflammation and explosive while mixed with orgnic compound .It has oxidation and reduction susceptibility ,easy become diazoamino compounds with amino under low tempreture.
APPLICATION
Making Nitra-compounds and azo dyes ,fabric dye mordant and bleaching agent;metal heat treating agent ;cement pre-strong agent,antifreezer etc,medicine -making and chemical industry.
SPECIFICATION
APPEARANCE: WHITE TO YELLOWISH CRYSTAL POWDER
ASSAY (AS NANO2 ): 99.4%
CHLORIDE CONTENT (AS NACL BASIS): 0.06%
MOISTURE CONTENT: 0.93%
SODIUM NITRATE CONTENT (AS DRY BASIS): 0.51%
INSOLUBLE MATTER IN WATER: 0.02%
PACKING
Packed in PP woven bags of 25KGS with PE liner inside.