Product Details :
Product Name | : SODIUM SULPHATE ANHYDROUS |
C.A.S. No. | : 7757-82-6 |
Molecular Formula | : Na2SO4 |
Molecular Weight | : 142.04 g/mol |
SPECIFICATION | BP | USP |
Description | White or almost white powder hygroscopic. | White almost white powder hygroscopic. |
Solubility | Freely soluble in water. | - |
Appearance of solution | 2.2 % w/v solution is clear and colorless | - |
Identification
|
A: It gives reaction of sulphates. B: It gives reaction of Sodium. C: It complies with Loss on drying. |
A: It gives reaction of sulphates. B: It gives reaction of Sodium. |
Acidity or alkalinity | NMT 0.5 ml of 0.01 M hydrochloric acid or 0.01 M sodium hydroxide is required to change the color of the indicator. | NMT 0.5 ml of 0.01 M hydrochloric acid or 0.01 M sodium hydroxide is required to change the color of the Solution. |
Chloride | NMT 450 ppm | NMT 200 ppm |
Calcium | NMT 450 ppm | - |
Heavy Metal | - | NMT 10 ppm |
Iron | NMT 90 ppm | - |
Magnesium | NMT 200 ppm | - |
Loss on drying | NMT 0.5 % | NMT 0.5 % |
Assay ( on dry basis ) | 98.5 % - 101.0 % | NLT 99.00 % |
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