Ferrous sulfate
Iron sulfate
Molecular formula: FeSO4.7H2O
CAS: 7782-63-0
Appearance:
Light blue green crystal
Properties:
Glaucous crystallization. The relative density 1.897, melting point degree into four 64 when water and salt, salt water into degree when 65. In the wet air oxidation as alkali type sulphuric acid easy high iron into yellow. Soluble in water, insoluble in alcohol. Aqueous easy oxidation.
Use:
Analytics reagents. DTC, polymerization catalysts. Also used in photoengraving, medium preparation.
We supply reagent grade pharmaceutical grade USP grade BP grade industrial grade. If you are interested in our products please contact me.
|
Test item |
Specification |
|
Reagent grade |
Pharmaceutical grade |
|
Appearance |
Conform |
Conform |
|
Assay /% |
≥ 99.0-101.0 |
≥ 98.0-101.0 |
|
Water insoluble /% |
≤ 0.005 |
≤ 0.02 |
|
Chloride (Cl)/% |
≤ 0.001 |
≤ 0.005 |
|
N/% |
≤ 0.001 |
- |
|
Phosphate (PO4)/% |
≤ 0.0005 |
≤ 0.002 |
|
Arsenic (As)/% |
≤ 0.0002 |
≤ 0.0002 |
|
Manganese (Mn)/% |
≤ 0.05 |
- |
|
Ferric (Fe)/% |
≤ 0.02 |
≤ 0.10 |
|
Copper (Cu)/% |
≤ 0.002 |
≤ 0.01 |
|
Zinc (Zn)/% |
≤ 0.005 |
≤ 0.02 |
|
Lead (Pb)/% |
≤ 0.002 |
≤ 0.005 |
|
Ammonia not sediment /% |
≤ 0.05 |
≤ 0.2 |
Tianjin Flourish Chemical Co., Ltd. is a professional manufacturer engaged in the research, development, production, sale and service of chemicals. Our main products include Fine Chemicals, Chemical Reagents, Pharmaceutical Excipients, and Food Accessories etc. Our company located in Tianjin, we enjoy convenient access to major transportation networks. Guaranteeing stable and timely supply, credible quality and sincere service, our products sell well in both domestic and overseas markets, and enjoy a good reputation among our customers.
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