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Specification - Ferrous Sulphate Heptahydrate 98.5% Extra pure |
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Alter Name |
Iron (II) Sulphate |
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Size |
500 GM |
|
Grade |
Extra pure |
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Purity |
98.5 - 104.5% |
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Description |
Green coloured crystalline powder |
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pH (5% water) |
3.0 – 4.0 |
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Chloride (Cl) |
Max. 0.01% |
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Heavy metals (as Pb) |
Max. 0.005% |
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Solubility in water (% weight) |
48.6g/100g water at 50˚C |
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Arsenic (As) |
Max. 0.0002% |
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Lead (Pb) |
Max. 0.001% |
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Iron (III) salts (as Fe) |
Max. 0.2% |
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Copper (Cu) |
Max. 0.005% |
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Manganese (Mn) |
Max. 0.1% |
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Mercury (Hg) |
Max. 0.0003% |
|
Zinc (Zn) |
Max. 0.05% |
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Melting point/Freezing point (°C) |
63-65°C |
|
Boiling point |
>300°C |
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