Magnesium sulfate
- Số CAS
- 10034-99-8
- Khối lượng phân tử
- 246.47
- Công thức phân tử / ký hiệu hóa học
- MgSO4.7H2O
Mô tả
White powder. Soluble in water, soluble in glycerin, slightly soluble in ethanol.
ỨNG DỤNG
Used
for tanning, explosives, paper, porcelain, fertilizers, and medical oral
laxatives such as. Mineral water additives. Magnesium sulfate is used in
agriculture, a fertilizer, because magnesium is one of the main component of
chlorophyll.
Usually
used for potted plants or crops magnesium deficiency, magnesium sulfate is
higher solubility compared to the advantages of the other fertilizers.
Magnesium sulfate is also used as a bath salt.
Phiếu kiểm nghiệm
|
TEST ITEMS |
TEST RESULT |
||
|
|
Excellent pure |
AR |
CP |
|
MgSO4?7H2O |
≥99.5 |
99.0 |
99.0 |
|
Aqueous reaction |
Qualified |
Qualified |
Qualified |
|
Clarity Test |
Qualified |
Qualified |
Qualified |
|
Water insoluble matter |
≤0.002 |
0.005 |
0.01 |
|
Chloride (Cl) |
≤0.0002 |
0.0005 |
0.001 |
|
(Na) |
≤0.005 |
0.005 |
0.05 |
|
(Ca) |
≤0.01 |
0.02 |
0.05 |
|
(Mn) |
≤0.0005 |
0.001 |
0.005 |
|
(Fe) |
≤0.0002 |
0.0005 |
0.001 |
|
(Zn) |
≤0.0005 |
0.001 |
0.002 |
|
(As) |
≤0.0005 |
0.0001 |
0.0002 |
|
Heavy metals (as Pb) |
≤0.0002 |
0.0005 |
0.001 |