Magnesium Trisilicate


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General Information

Magnesium Trisilicate is a common antacid drug that is used for the treatment of gastro esophageal reflux. It is also used as antioxidant, decolorizing agent and industrial odor absorbent. Magnesium Trisilicate has a variable composition corresponding approximately to Mg2Si3O8,xH2O.


Molecular Structure


Nomenclature

CAS No. 14987-04-3
Molecular Formula Mg2 Si3 O8,XH2O
Molecular Weight 260.86 g/mol
Synonyms Magnesium Silicate Hydrate, Magnesium silicon oxide.

Physical Property

Physical state White powder, Odorless
Solubility Practically insoluble in water
Bulk Density(Tapped) Between 0.3 gm/ml to 0.4 gm/ml

Technical Specification

Description IP BP USP
Chloride Not more than 500 ppm Not more than 500 ppm Not more than 0.055 %
Sulfate Not more than 0.5% Not more than 0.055% Not more than 0.5%
Alkalinity Not more than 1.0 ml of 0.1M HCl is required Not more than 1.0 ml of 0.1M HCl is required -
Water Soluble salt Not more than 30 mg Not more than 1.5% The residue weight not more than 38.0mg (1.5 %)
Acid absorption capacity Not less than 100 ml 0.1 M HCL acid per gm Not less than 100 ml 0.1M HCl acid per gm Between 140 ml to 160 ml of 0.10 N hydrochloric acid
Heavy metals Not more than 40 ppm Not more than 0.003% Not more than 0.003%
Loss on ignition Between 17.0 % to 34.0 % Limit 17.0 TO 34.0% Limit 17.0 TO 34.0%
Arsenic Not more than 4 ppm Not more than 8 ppm Not more than 4 ppm
Microbial Contamination - - Absence of Escherichia coli
Assay MgO Not less than 29.0 % MgO Not less than 20 % MgO Not less than 20 %
SiO2 Not less than 65.0 % SiO2 Not less than 45 % SiO2 Not less than 45 %
Ratio of Mgo to SiO2 - Limit 2.10 to 2.37 Between 2.10 to 2.37

Application & Use

Used as Antacid in Antacid Formulations. Also useful Antioxidant, Decolorizing Agent and industrial odor absorbent.


Shelf Life

Expiry: 5 Years after date of manufacture


Certificate of Compliance

GMO: The Product does not contain any Genetically Modified Organisms (GMO) of raw materials used in manufacturing of the same are also not genetically modified.

Non-Irradiation: The product was never subjected to any kind of ionized irradiation and contains no radioactivity not even in minor amounts.

Allergens: The product does not contain any of the below mentioned allergens: Cereals containing Gluten, Crustaceans, Eggs, Fish, Peanuts, Treenuts, Soybeans, Milk, Sesame seeds, Sulphur Dioxide ands sulphites (concentration > 10 mg/kg), Lupin, Molluscs.

TSE/BSE: The Product is not derived from animal/plant origin & hence this product is free from Transmissible Spongiform Encephalopathy (TSE) and Bovine Spongiform Encephalopathy (BSE). It is synthetically derived.

Residual Solvent: Class1, Class 2, Class 3 &Table 4 solvents are not used in the production of our product.

Vegetarians / Vegans: Our product is suitable for consumption by vegetarians and vegans.


Storage Recommendations

Store Protected From Moisture