1.Specifications:
|
Item
|
Premium grade
|
First grade
|
Second grade
|
|
Assay%, ≥
|
99.0
|
98.5
|
98.0
|
|
Sodium Nitrate%, ＜
|
0.80
|
1.00
|
1.90
|
|
Chloride%, ≤
|
0.10
|
0.17
|
-
|
|
Moisture%, ≤
|
1.8
|
2.0
|
2.5
|
|
Water insoluble matter%, ≤
|
0.05
|
0.06
|
0.1
|
2.Appearance: White or Slight yellow crystal
3.Package:
4.Application: Mordant, bleaching agent, heat treatment agent, inhibitor, reagent, vasodilator and material of chemication .
4.Application: Mordant, bleaching agent, heat treatment agent, inhibitor, reagent, vasodilator and material of chemication .