sodium nitrate
Items
Standards
High class
First class
Qualified class
Sodium Nitrate content(as dry basis),%,,
99.5
99.3
98.5
Moisture,%,
1.5
1.8
2.0
Water insoluble content,%,
0.03
0.06
--
Chloridum (cl)content(as dry basis),%,
0.15
0.24
--
Sodium Nitrite content(as dry basis),%,
0.01
0.02
0.15
Sodium carbonate content(as dry basis),%,
0.05
0.1
--
Iron content,%,
--
0.005
0.005
Chloride,%
0.01 max
0.02max