Colloidal Silicon Dioxide丨CAS 7631-86-9

Colloidal Silicon Dioxide丨CAS 7631-86-9
Product Introduction:
Catalog No.: SS118028
CAS No.: 7631-86-9
Purity/Grade: USP43/99.5%-100.5%
Product Name: Colloidal Silicon Dioxide
Molecular Formula: SiO2
Molecular Weight: 60.08
Synonym(s): Silicon dioxide, Silica
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Technical Parameters
Description

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Specifications of Colloidal Silicon Dioxide丨CAS 7631-86-9

 

Parameter

Specification

Grade

USP43

Appearance

White loose powder

Assay

99.5% - 100.5%

Identification A-B

Complies

pH

3.5 - 5.5

Loss on drying

2.5% max

Loss on ignition

2.0% max

Arsenic

8 ppm max

Specific Surface Area

200 ㎡/g ± 25

Microbial Limits

Complies

 

Transport Information of Colloidal Silicon Dioxide丨CAS 7631-86-9

 

Parameter

Specification

UN Number

 

Class

 

Packing Group

 

H.S. Code

2811229000301

Stability & Reactivity

Stable

Storage

Store in a closed, dry, ventilated place

Condition to Avoid

Strong oxidizing agents

Package

 
Introduction of Colloidal Silicon Dioxide丨CAS 7631-86-9

 

Colloidal Silicon Dioxide丨CAS 7631-86-9 is a high-purity form of silicon dioxide, commonly used as an excipient in various industries, including pharmaceuticals, nutraceuticals, food, and cosmetics. Renowned for its multifunctional properties, this versatile compound is an essential ingredient in many formulations, contributing to product performance and stability.

 

Applications of Colloidal Silicon Dioxide丨CAS 7631-86-9

 

1.Pharmaceutical Industry:
- Flow Agent in Powders: Colloidal silicon dioxide is widely used to enhance the flow properties of powders during the manufacturing of tablets and capsules. By reducing friction and preventing clumping, it ensures consistency and efficiency in production processes.
- Tablet Coating and Binding: It acts as a glidant, improving powder flow and distribution during tablet compression. It also contributes to the uniformity of coatings, enhancing the tablet's appearance and functionality.
- Controlled Drug Release: In specific formulations, colloidal silicon dioxide is employed to modulate drug release, providing better control over therapeutic effects.
2.Nutraceuticals:
- Dietary Supplements: It ensures smooth processing and stability of powdered or granular dietary supplement formulations, preserving the active ingredients' effectiveness.
3.Food Industry:
- Anti-Caking Agent: Colloidal silicon dioxide prevents lumping in powdered or granular food products, ensuring free flow and prolonged shelf life. It is commonly used in salt, spices, and coffee creamers.
4.Cosmetic Industry:
- Skin Care and Makeup: With its ability to absorb excess moisture and oil, colloidal silicon dioxide is used in skin care products and cosmetics to provide a smooth, matte finish.
- Thickening Agent: It helps create stable and consistent textures in creams, gels, and pastes.

 

Benefits of Colloidal Silicon Dioxide丨CAS 7631-86-9

 

1.Improved Product Stability:
- Moisture Control: Its hygroscopic nature helps protect formulations from moisture-related degradation, enhancing product stability.
- Anti-Caking Efficiency: Prevents clumping, ensuring that powdered products remain free-flowing and easy to handle.
2.Enhanced Manufacturing Efficiency:
- Flow Improvement: By improving powder flowability, it reduces production time and ensures consistent product quality in high-speed manufacturing processes.
- Versatile Compatibility: Colloidal silicon dioxide is compatible with a wide range of ingredients, making it an ideal additive for complex formulations.
3.Optimized Dosage Forms:
- Uniformity: Ensures even distribution of active ingredients in tablets and capsules, supporting dosage accuracy.
- Controlled Release: Plays a role in achieving targeted drug release profiles, enhancing therapeutic outcomes.
4.Safety and Non-Reactivity:
- Inert Nature: Colloidal silicon dioxide is chemically inert, minimizing the risk of interactions with active ingredients, which ensures the safety and efficacy of the final product.

 

Precautions and Considerations of Using Colloidal Silicon Dioxide丨CAS 7631-86-9

 

1.Hygroscopic Nature:
- Colloidal silicon dioxide absorbs moisture, so products containing it must be stored in airtight, moisture-resistant packaging to maintain quality.
2.Regulatory Standards:
- As a pharmaceutical and food-grade ingredient, colloidal silicon dioxide must meet strict regulatory requirements. Ensuring consistent quality and compliance is essential for its application in sensitive industries.
3.Usage Levels:
- While effective at low concentrations, precise formulation testing is required to determine the optimal usage level for specific applications.

 

Conclusion:
Colloidal Silicon Dioxide丨CAS 7631-86-9 is a versatile excipient that plays a critical role in the pharmaceutical, nutraceutical, food, and cosmetic industries. Its ability to enhance product stability, improve manufacturing efficiency, and ensure uniformity makes it an invaluable component in a wide range of formulations. With proper storage and adherence to regulatory standards, colloidal silicon dioxide ensures superior performance and quality in the products it supports.

 

 

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