Product Description

Silicon Dioxide, also known as Silicon Dioxide or Silica, is a widely used inorganic compound applied as an anti-caking agent, carrier, and flow aid in food, pharmaceutical, and industrial formulations. It effectively improves powder flowability, prevents clumping, and enhances product stability.

As a professional supplier, we provide high-purity food-grade Silicon Dioxide with stable quality and consistent bulk supply, suitable for food additives, dietary supplements, pharmaceuticals, and industrial applications.

Chemical & Physical Properties

Chemical Name: Silicon Dioxide
CAS Number: 7631-86-9
Molecular Formula: SiO₂
Appearance: White, fine powder
Odor: Odorless
Solubility: Insoluble in water
Shelf Life: 24 months under recommended storage conditions

Typical Specifications

• Assay (SiO₂): ≥ 99.0%

• Loss on Drying: ≤ 6.0%

• pH (5% suspension): 5.0–7.5

• Specific Surface Area: 150–300 m²/g

• Bulk Density: 0.20–0.40 g/cm³

• Heavy Metals (as Pb): ≤ 10 ppm

• Lead (Pb): ≤ 5 ppm

Applications

• Anti-caking agent in powdered foods and food additives

• Flow aid and carrier in dietary supplements

• Pharmaceutical excipient for tablets and capsules

• Powder processing in nutraceutical formulations

• Industrial applications requiring dispersion and flow control

Features & Benefits

• High purity with excellent anti-caking performance

• Improves powder flow and handling efficiency

• Chemically inert and stable

• Suitable for food, pharmaceutical, and industrial use

• Reliable bulk supply with consistent quality

Packaging & Storage

Packaging: 20 kg or 25 kg paper bags, or customized packaging
Storage: Store in a cool, dry place. Keep tightly sealed and protected from moisture

Regulatory Status

• Food grade available

• Complies with FDA, EFSA, and international food additive regulations

Contact Us Today for a Quote & Free Sample!

✉️ Email: jane@khonorchem.com
📞 Tel / WhatsApp / WeChat: 86-19851890163
🌍 WhatsApp: https://wa.me/8619851890163

COA - Silicon Dioxide.pdf