Specifications: Quality Standard of SODIUM SULPHATE ANHYDROUS(PH VALUE AS REQUESTED)
|
Analytical Items
|
Index for I Type First Class
|
Testing result
|
|
Na2SO4 % ≥
|
99.0
|
99.2
|
|
Water insoluble matter % ≤
|
0.05
|
0.05
|
|
Mg % ≤
|
0.15
|
0.04
|
|
Cl % ≤
|
0.35
|
0.34
|
|
Fe % ≤
|
0.002
|
0.001
|
|
Water % ≤
|
0.20
|
0.015
|
|
Whiteness % ≥
|
82
|
87
|