Customization: | Available |
---|---|
CAS No.: | 10034-99-8, 10034-99-8 |
Purity: | 99.5% |
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Item |
Agriculture grade |
Industrial grade |
Feed grade |
Standard |
GB/T 26568 |
HG/T 2680-2009 |
HG/T 2933-2000 |
MgSO4.7H2O,% ≥ |
99.5% |
99.0 |
|
Mg , % ≥ |
9.5 |
-- |
9.7 |
S, % ≤ |
12.5 |
-- |
-- |
Cl , % ≤ |
2.5 |
0.10 |
0.014 |
Fe, % ≤ |
-- |
0.002 |
-- |
Water insoluble , % ≤ |
0. 5 |
0.02 |
-- |
As,% ≤ |
-- |
-- |
0.000 2 |
Free water % , ≤ |
6.0 |
-- |
-- |
pH value |
5.0-9.0 |
-- |
-- |
Pb, % ≤ |
-- |
-- |
0.001 |
Fineness(trough 400um), % ≥ |
-- |
-- |
95 |