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Silicones & Silicates

Magnesium silicate

CAS: 1343-88-0

Overview

Magnesium silicate (CAS 1343-88-0 ), also known commercially as Ambosol and approved as E553a in food applications, is an inorganic salt used across food, pharmaceutical, and cosmetic manufacturing.

It functions primarily as an anticaking agent, adsorbent, and flow-control additive in both dry and semi-solid formulations. In food processing, it prevents clumping in powdered seasonings and salt blends.

This additive maintains free-flowing characteristics through packaging and storage. Pharmaceutical manufacturers use it as a tablet excipient and as an adsorbent to remove impurities and fatty acids during oil purification.

In cosmetic and personal care formulations, it improves powder texture and acts as a carrier for active ingredients in pressed powders, dry shampoos, and talc-alternative products for consumers.

It also functions as a thickener and suspending agent in topical creams and ointments where rheology control is required. The material is supplied as a fine white powder in varying particle size distributions.

Grades available include food-grade ( FCC compliant) and pharmaceutical-grade ( USP /NF), with technical grades available for industrial purification applications. These meet strict global safety requirements.

Bulk supply is standard in bags or supersacks, with food and pharma grades requiring documented quality specifications. This ensures consistency and safety across all manufacturing and industrial supply chains.

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Physical Properties

Melting Point1910°C
Density3.21
Appearancewhite to off-white fine powder
ColorWhite to off-white
Odorat 100.00?%. odorless
FormPowder
Water SolubilityInsoluble in water.
pH9.5 (100g/l, H2O, 20℃)(slurry)

Safety & Handling

Danger GHS05 GHS07 Hazard Statements H318 Causes serious eye damage H319 Causes serious eye irritation Precautionary Statements P280 Wear protective gloves/protective clothing/eye protection/face protection. P317 Get emergency medical help. P264+P265 Wash … thoroughly after handling. P337+P317 If eye irritation persists: Get medical advice/attention. Get emergency medical help. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P305+P354+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code28399000
Storage Class13 - Non Combustible Solids

Other Names

Ambosol | Silicic acidmagnesium salt | Avibest | Britesorb | Gastomag | Magmasil | Naisuton | Novasorb | E553a

Related Products

Chemical Properties

CAS Number
1343-88-0
EC Number
215-681-1
Mol. Weight
100.39
HS Code
28399000

Industries

Documentation