Silicon Dioxide

二氧化硅

Food & Nutrition, Pharmaceuticals & Healthcare, Paints, Coatings, Adhesives & Construction, Plastic & Rubber Additives, Animal NutritionCAS 7631-86-9White amorphous powder / Granules

Product overview

Silicon Dioxide is a mineral ingredient evaluated for anticaking, carrier, flow-control and selected fortification applications. It is commonly evaluated for Powder anticaking and flow aid, Food and nutraceutical premixes, Pharmaceutical glidant. Supply for food, feed or healthcare use requires the appropriate grade, specification and destination-market compliance review.

Function & Usage

  • Prevent Caking & Improve Powder Flow

    Adsorbs surface moisture, reduces caking and improves free flow in powders and premixes. Typical uses: Powder anticaking and flow aid, Food and nutraceutical premixes, Pharmaceutical glidant.

  • Bind, Lubricate & Support Dosage Forms

    Supports dosage-form processing through binding, lubrication, flow, suspension, taste or texture control according to the selected excipient. Typical uses: Powder anticaking and flow aid, Food and nutraceutical premixes, Pharmaceutical glidant.

  • Acidify Feed & Carry Nutrients

    Supports feed acidification, nutrient fortification or premix carrier performance according to the selected approved grade. Typical uses: Powder anticaking and flow aid, Food and nutraceutical premixes, Pharmaceutical glidant.

  • Supply Minerals & Trace Elements

    Provides a selected macro- or trace-mineral source for feed and premix fortification, subject to elemental assay, bioavailability and local authorization. Typical uses: Powder anticaking and flow aid, Food and nutraceutical premixes, Pharmaceutical glidant.

  • Improve Feed Flow, Binding & Pellet Quality

    Supports powder flow, binding, moisture management or pellet integrity according to the selected approved feed grade. Typical uses: Powder anticaking and flow aid, Food and nutraceutical premixes, Pharmaceutical glidant.

  • Improve Mortar Workability & Set Control

    Supports workability, water management, set profile, adhesion or durability in cementitious and dry-mix systems. Typical uses: Powder anticaking and flow aid, Food and nutraceutical premixes, Pharmaceutical glidant.

Specification

Food Grade

ItemSpecificationsCOA Result
AppearanceWhite PowderConforms
Assay (Silica)≥96%99.00%
Fineness-1500-2000 mesh
pH-7
Loss on Drying≤ 7%4
Residue on Ignition≤ 8.5%4
Lead (Pb)≤ 5 mg/kg<0.1 mg/kg
Arsenic≤ 3 mg/kg<0.1 mg/kg
Heavy Metals≤ 30 mg/kg<0.1 mg/kg
Soluble Dissociating Salt≤ 4%Conforms

Product information

Primary category:
Food & Nutrition, Pharmaceuticals & Healthcare, Paints, Coatings, Adhesives & Construction, Plastic & Rubber Additives, Animal Nutrition
Subcategory:
Anticaking Agents & Mineral Salts
CAS No.:
7631-86-9
Form:
White amorphous powder / Granules
Content / Grade:
Food / feed grade; precipitated or fumed grades; SiO₂ ≥99% on ignited basis
Applications:
Powder anticaking and flow aid, Food and nutraceutical premixes, Pharmaceutical glidant, Coatings and polymer reinforcement, Feed anticaking and carrier systems subject to approved grade
Hazard / Transport:
Fine dust may cause mechanical eye and respiratory irritation. Typical grades are not commonly regulated as dangerous goods; confirm the supplied grade SDS.
Storage:
Store sealed in a cool, dry and well-ventilated place. Protect from moisture, contamination and dust accumulation.

Safety note

Confirm technical and safety data before ordering

Website information supports initial product discovery. Final specifications, hazard classification, transport conditions and storage requirements must be confirmed by the latest grade-specific SDS, COA and destination-market regulations.