Character & Purpose: colorless or white granular, easily becoming efflorescentin the dry qir. Usded in tanning, porcelain, pigment, match, fireproof materials,Mg-salt,dyeing,medicine and food additives.
Packing: 25kg bag pp woven bags
Formula: MgSO4-7H2O
Standard:
|
Item |
Spec. |
Typical result |
|
MgSO4-7H2O/% |
99.0 Min. |
99.56 |
|
Cl-/% |
0.02 Max. |
0.012 |
|
Fe2+/% |
0.0015 Max. |
0.001 |
|
Heavy metal/% |
0.001Max. |
0.001%Max. |
|
As |
4ppm Max. |
4ppm Max. | |
