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FERROUS SULPHATE
HEPTAHYDRATE |
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MOL.FORMULA: FeSO4.7H20 MOL.WT:278.01 CAS NO.7782-63-0 |
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DESCRIPTION: GREEN CRYSTALLINE
POWDER;ODOURLESS;EFFLORESCENT IN DRY AIR` |
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GRADES |
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SPECIFICATION |
IP |
BP |
USP |
ACS |
AR |
LR |
F.C.C |
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IDENTIFICATION |
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TO COMPLY |
TO COMPLY |
TO COMPLY |
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APPEARANCE OF SOLUTION |
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TO COMPLY |
TO COMPLY |
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CHLORIDE |
MAX |
250PPM |
300PPM |
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COPPER |
MAX |
50PPM |
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ZINC |
MAX |
500 PPM |
500PPM |
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FERRIC ION |
MAX |
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0.5% |
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ASSAY |
MAX |
98.0-105.0% |
98.0-105.0% |
99.5-104.5% |
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PH OF 5% SOLN |
MAX |
3.0-4.O |
3.0-4.O |
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LEAD |
MAX |
50PPM |
0.005% |
0.001% |
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ARSENIC |
MAX |
2PPM |
3 PPM |
3PPM |
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SOLUBILITY |
MAX |
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TO COMPLY |
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HEAVY METALS |
MAX |
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50 PPM |
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MANGANESE |
MAX |
0.1% |
0.10% |
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MERCURY |
MAX |
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TO COMPLY |
TO COMPLY |
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ORGANIC VOLATILE MATTER |
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TO COMPLY |
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