Sodium nitrate is used in azodyestuff,bleaching agent, metal heat treatment auxiliary agent,and in pharmaceutical industry

Molecular formula : NaNO3

Molecular weight : 84.99

Properties : colorless cone crystal or rhombus crystal or white fine crystalline powder .

Uses : . The material of chemicals, dye and explosive, nitrifier, defoamer, decolor agent, clarificant, flux, chromogenic reagent, antimicrobial agent, antiseptic

Specification : ( GB/T4553-1993 )

Index name	Premium grade	First grade	Second grade
sodium nitrate%	≥99.5	≥99.3	≥98.5
Chloride%	≤0.15	≤0.24	-
sodium nitrite%	≤0.01	≤0.02	≤0.15
sodium carbonate%	≤0.05	≤0.10	-
Moisture%	≤1.5	≤1.8	≤2.0
Water insoluble matter%	≤0.03	≤0.06	-
Fe(Fe)%	≤0.005	≤0.005	-

sodium nitrate