1.Appearance: Sodium nitrite is white or slight yellow crystal
2.Specifications:
2.Specifications:
|
Index name
|
Premium grade
|
First grade
|
Second grade
|
|
Assay% (MIn)
|
99.0
|
98.5
|
98.0
|
|
sodium nitrate%(less than)
|
0.80
|
1.00
|
1.90
|
|
Chloride% (Max)
|
0.10
|
0.17
|
-
|
|
Moisture%(Max)
|
1.8
|
2.0
|
2.5
|
|
Water insoluble matter% (Max)
|
0.05
|
0.06
|
0.1
|
3.Application: Mordant, bleaching agent, heat treatment agent, inhibitor, reagent, vasodilator and material of chemicals.