Test |
Specification...BP |
Characters |
It occurs as white or almost white, crystalline powder or brilliant, colourless crystals. |
Identification
Test(A)
Test(B) |
A. It gives the reactions of sulfates
B. It gives the reaction of magnesium |
Solubility |
Freely soluble in water, very soluble in boiling water, practically insoluble in ethanol (96%). |
Appearance of Solution |
Solution is clear and colourless |
Acidity or alkalinity |
Not more than 0.2 mL of 0.01 M hydrochloric acid or 0.01 M sodium hydroxide |
Chloride |
Not more than 300ppm |
Arsenic |
Not more than 2ppm, determined on 0.5 g. |
Iron |
Not more than 20ppm |
Loss on drying |
Loses 48.0%–52.0% of its weight, determined on 0.500 g |
Assay |
Not less than 99.0% and not more than 100.5% (Dried substance) |
Test |
Specification...IP |
Characters |
It occurs as a Colourless crystals or a white, crystalline powder |
Identification
Test (A)
Test (B) |
(a)It gives the reaction of sulfates
(b)It gives the reaction of magnesium |
Solubility |
It is very soluble in boiling water, freely soluble in water, practically insoluble in ethanol (95%) |
Appearance of solution |
The solution is clear and colorless |
Acidity or alkalinity |
Specified Test. |
Chlorides |
Not more than 300 ppm |
Arsenic |
Not more than 2 ppm |
Iron |
Not more than 200 ppm |
Heavy Metals |
Not more than 10 ppm |
Loss on drying |
48.0% to 52.0% |
Assay |
Not less than 99.0% and not more than 100.5% (dried substances) |
Test |
Specification...FCC |
Characters |
It occurs as a colorless crystal or a granular crystalline powder |
Identification
Test(A) |
(a) A 1:20 aqueous solution gives positive tests for Magnesium and for Sulfate |
Solubility |
It is readily soluble in water, slowly soluble in glycerine, and sparingly soluble in alcohol. |
Lead |
Not more than 4 mg/kg |
Loss on ignition |
Between 40.0% - 52.0% |
Selenium |
Not more than 0.003% |
Assay |
Not less than 99.5% of MgSO4 after ignition |
Test |
Specification...USP |
Characters |
It occurs as white powder or small, colorless crystals, usually needle like with a cooling, saline, bitter taste. |
Identification
Test(A) |
(a)A solution 1 in 20 responds to the tests for magnesium and for sulphate |
Solubility |
Very soluble in boiling water; freely soluble in water; freely (and slowly) soluble in glycerin; sparingly soluble in alcohol. |
pH |
Between 5.0 and 9.2 |
Chloride |
Not more than 0.014% |
Iron |
Not more than 0.5 µg/g |
Selenium |
Not more than 30 µg/g |
Loss on ignition |
Loses 40.0%–52.0% of its weight |
Residual solvents |
Meets the requirements |
Assay |
Not less than 99.0% and not more than 100.5% on the anhydrous by ignition basis |
Shelf life, Storage and Packing
It should be stored in a segregated area in a cool and ventilated place away from combustible materials. Keep in a tightly closed container, sealed until ready for use. It is packed in 25kg or 50kg HDPE bags or drums as required.
Other
GLP, cGMP (FDA) Approved, ISO 9001, ISO 14001, ISO 45001, ISO 17025, ISO 22000, FSSC 22000, FSSAI, Halal and Kosher certified.
We observe WHO Good manufacturing practice and Good laboratory practice.
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