Magnesium Hydroxide IP


Magnesium Hydroxide also known as Milk of Magnesia is an inorganic compound that has milk like appearance. Magnesium Hydroxide is a common component of antacids and laxatives.


Magnesium Hydroxide suspension in water is used as an antacid and as a laxative. It is also used in medicines to alleviate constipation and also to relive indigestion and constipation. In industry it is used to neutralize acidic wastemakers.


Chemical Name: Magnesium Hydroxide
Mol. Formula: Mg(OH)2
Mol. Weight: 58.32 g/mol
CAS No.: 1309-42-8


General Specifications

Test…….. Specification…….IP
Appearance A bulky white powder
Solubility Practically insoluble in water. It dissolves in dilute acids
Appearance of solution The solution is not more intensely colored than the reference solution
Arsenic Maximum 4ppm
Heavy metals Maximum 30ppm
Iron Maximum 0.08%
Chlorides Maximum 0.1%
Sulphates Maximum 0.5%
Calcium Maximum 1.5%
Soluble substances Maximum 1%
Substances insoluble in acetic acid Maximum 0.1%
Loss on ignition Between 30% and 32.5%
Assay Not less than 95% and not more than 100.5%


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.


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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