Specifications
|
ZINC SULPHATE BP |
|
|
Code Number |
67127 |
|
Synonym |
WHITE VITRIOL |
|
CAS No. |
7733-02-0 |
|
Molecular Formula |
ZnSO4.7H2O |
|
Molecular Weight |
287.50 |
|
Description |
WHITE OR ALMOST WHITE CRYSTALLINE POWDER OR COLORLESS, TRANSPARENT CRYSTALS, EFFLORESCENT |
|
SOLUBILITY |
VERY SOLUBLE IN WATER, PRACTICALLY INSOLUBLE IN |
|
IDENTIFICATION (TEST A, B & C) |
ZINC= +VE & SULPHATE =+VE , PER BP |
|
APPEARANCE OF SOLN |
5% W/V SOLUTION IS CLEAR AND COLOURLESS |
|
PH OF 5% SOLUTION |
4.4 - 5.6 |
|
IRON |
MAX 0.01% |
|
CHLORIDE |
MAX 0.03% |
|
RESIDUAL SOLVENTS |
PER BP |
|
ASSAY |
99.0% -- 104.0% |
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HALOGENS
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