Description

Dimagnesium Silicate is an inorganic compound valued for its versatile functional properties as an adsorbent, anticaking agent, and rheology modifier. Its significance lies in providing stable, high-performance solutions for product formulation and process improvement across multiple industries. This material is essential for manufacturers in the pharmaceutical, food, cosmetic, and industrial sectors seeking reliable, high-purity ingredients.

Application

• Pharmaceuticals: Used as an excipient in tablet and capsule formulations, primarily as a glidant and anti-adherent to improve powder flow and prevent sticking during compression.
• Food Industry: Functions as an anticaking agent in powdered food products (e.g., spices, baking mixes) and as a clarifying agent in beverages and edible oils.
• Cosmetics & Personal Care: Employed as an absorbent in powders, foundations, and deodorants, and as a viscosity modifier in creams and lotions.
• Industrial Processes: Acts as a catalyst support, a filtration aid, and an adsorbent for impurities in chemical synthesis and purification.
• Paints & Coatings: Serves as a flatting agent and rheology modifier to control gloss and improve suspension properties.
• Agriculture: Used as a carrier for pesticides and fertilizers to ensure even distribution and reduce dust.

Basic Information

Product Name	Dimagnesium Silicate
CAS No.	10034-94-3
Molecular Formula	Mg2SiO4 or Mg2O4Si
Molecular Weight	140.69 g/mol
Synonyms	Magnesium Silicate; Magnesium Orthosilicate; Magnesium Metasilicate; Talc (related mineral form); Synthetic Magnesium Silicate; Forsterite (mineralogical name); Silicic acid, magnesium salt; E553b (Food additive code)
EINECS	233-104-8

Quality Control

Our Dimagnesium Silicate is produced under a strict quality management system. Each batch undergoes rigorous testing to ensure it meets precise specifications for purity, particle size, and loss on drying. We can supply material compliant with relevant standards such as USP-NF, FCC, or Ph. Eur. based on customer requirements. A comprehensive Certificate of Analysis (COA) is provided with every shipment to guarantee traceability and consistent quality.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep the container tightly sealed to minimize exposure to atmospheric moisture. Store away from incompatible materials such as strong acids.

Specification

Item	Specification
Appearance	White to off-white fine powder
Identification (IR)	Conforms
Assay (as Mg2SiO4)	≥ 98.0 %
Loss on Drying	≤ 5.0 %
pH (10% suspension)	7.0 - 9.5
Heavy Metals (as Pb)	≤ 20 ppm
Arsenic (As)	≤ 3 ppm
Particle Size (D50)	Contact for details

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.