Magnesium Hydroxide USP
Abstract
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.
Use/Application
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.
Identity
Chemical Name: Magnesium Hydroxide
Mol. Formula: Mg(OH)2
Mol. Weight: 58.32 g/mol
CAS No.: 1309-42-8
General Specifications
| Test | Specification…USP |
| Appearance | White or almost white, fine, amorphous 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 |
| Microbial enumeration test | Absence of Escherichia Coli |
| Loss on drying | Maximum 2% |
| Loss on ignition | Between 30% and 33% |
| Soluble salts | Passes test |
| Carbonate | Passes test |
| Calcium | Maximum 1.5% |
| Heavy metals | 20 micro-gm per gm |
| Lead | Maximum 0.00015% |
| Organic volatile impurities | Passes test |
| Residual solvents | Passes test |
| 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.
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.
