Chemical Product Identification & Regulatory Data
Official chemical identifiers, CAS numbers, and regulatory compliance information
Basic Product Information
Regulatory Identifiers
Chemical Abstracts Service registry number - unique identifier for chemical substances
European Community number - used for regulatory compliance in EU/EEA
Registration, Evaluation, Authorisation and Restriction of Chemicals - EU regulation compliance
Uses Information
Overview
Silicon(IV) oxide (CAS: 7631-86-9 ) is a fused solid or lumps substance .
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GHS Hazard Classification & Safety Warnings
Globally Harmonized System (GHS) hazard pictograms, signal words, and safety classifications
Classification Status
Signal Word
GHS Hazard Pictograms & Safety Symbols
GHS (Globally Harmonized System) pictograms indicate specific chemical hazard categories and safety precautions
Hazard Statements
Precautionary Statements
Chemical Manufacturers & Supply Chain
Authorized suppliers, manufacturers, and distribution network information
Alfa Aesar Thermo Fisher Scientific Chemicals, Inc.
manufacturer
24/7 Emergency Response & Poison Control
Critical emergency contact numbers for chemical spills, exposure incidents, and medical emergencies
Emergency Contact
(800) 343-0660
Monday-Friday, 8am-7pm EST
During normal business hours
Emergency Contact
Carechem
After normal business hours
Chemical Composition & Hazardous Ingredients
Detailed component analysis, concentration ranges, and hazardous substance identification
Product Type
substanceGeneral Composition
Silicon(IV) oxide
Chemical Components & Hazardous Substances
| Chemical Name | CAS Number | Concentration | Hazardous |
|---|---|---|---|
| Silicon(IV) oxide EC: 231-5 | 7631-86-9 | 100% | ✓ Non-hazardous |
Emergency First Aid Measures
Critical first aid procedures for chemical exposure incidents and medical emergencies
🫁 Inhalation Exposure
Supply fresh air. If required, provide artificial respiration. Keep patient warm.
🖐️ Skin Contact
Immediately wash with water and soap and rinse thoroughly. Seek immediate medical advice.
👁️ Eye Contact
Rinse opened eye for several minutes under running water. Then consult a doctor.
🍽️ Ingestion/Swallowing
Seek medical treatment.
Fire Fighting Measures & Emergency Response
Fire suppression methods, extinguishing media, and firefighting safety procedures
✅ Suitable Extinguishing Media
Use fire-fighting measures that suit the surrounding fire.
⚠️ Specific Fire Hazards
If this product is involved in a fire, the following can be released:
🛡️ Firefighter Protection Equipment
Wear self-contained respirator. Wear fully protective impervious suit.
Accidental Release Measures & Spill Response
Emergency spill cleanup procedures, containment methods, and environmental protection
🌍 Environmental Precautions
Do not allow product to reach sewage system or any water course.
Related Chemical Substances & Alternative Products
Similar chemicals with comparable safety profiles and industrial applications
Technical Specifications & Material Properties
Physical state, chemical properties, melting point, boiling point, and material characteristics
Safe Handling & Storage Procedures
Industrial handling precautions, storage conditions, and workplace safety requirements
⚠️ Handling Precautions
• Keep container tightly sealed.
• Store in cool, dry place in tightly closed containers.
🏪 Storage Conditions
• Store in cool, dry conditions in well sealed containers.
🔥 Fire Prevention Measures
The product is not flammable.
Exposure Controls & Personal Protective Equipment (PPE)
Occupational exposure limits, engineering controls, and required safety equipment
🏭 Engineering Controls
Properly operating chemical fume hood designed for hazardous chemicals and having an average face velocity of at least 100 feet per minute.
🧤 Hand Protection
Impervious gloves. Check protective gloves prior to each use for their proper condition. The selection of suitable gloves not only depends on the material, but also on quality. Quality will vary from manufacturer to manufacturer. Material of gloves Nitrile rubber, NBR. Penetration time of glove material (in minutes) Not determined.
👁️ Eye Protection
Safety glasses with side shields / NIOSH (US) or EN 166(EU).
😷 Respiratory Protection
Use suitable respirator when high concentrations are present. Recommended filter device for short term use: Use a respirator with type N95 (USA) or PE (EN 143) cartridges as a backup to engineering controls. Risk assessment should be performed to determine if air-purifying respirators are appropriate. Only use equipment tested and approved under appropriate government standards.
🦺 Skin/Body Protection
Protective work clothing.
Chemical Stability & Reactivity Data
Chemical stability, hazardous reactions, and incompatible materials information
✅ Chemical Stability
Stable under recommended storage conditions.
⚗️ Reactivity
No information known.
⚠️ Hazardous Reactions
Reacts with strong oxidizing agents
🚫 Conditions to Avoid
No further relevant information available.
🧪 Incompatible Materials
Oxidizing agents
Ecological Information & Environmental Impact
Environmental toxicity, biodegradation, bioaccumulation, and ecological effects data
🌱 Toxicity
🌱 Persistence and degradability
🌱 Bioaccumulative potential
🌱 Mobility in soil
🌱 Results of PBT and vPvB assessment
🌱 Endocrine disrupting properties
🌱 Other adverse effects
Waste Disposal & Treatment Methods
Waste disposal procedures, treatment methods, and regulatory compliance requirements
♻️ Waste Treatment Methods
Consult state, local or national regulations to ensure proper disposal.
Transportation & Shipping Information
UN numbers, shipping names, transport classes, and regulatory transport requirements
📦 Proper Shipping Name
Not applicable
⚠️ Transport Hazard Class
Not applicable
📋 Packing Group
Not applicable
Regulatory Information & Compliance
Chemical regulations, safety assessments, and regulatory compliance status
📋 Regulatory Summary
All components of this product are listed in the U.S. Environmental Protection Agency Toxic Substances Control Act Chemical substance Inventory. All components of this product are listed on the Canadian Domestic Substances List (DSL).
❌ Chemical Safety Assessment
No chemical safety assessment has been performed for this substance.
ℹ️ Additional Regulatory Information
For use only by technically qualified individuals.
Chemical Safety FAQ & Common Questions
Most frequently asked questions about safety, handling, storage, and regulatory compliance
What is the physical form of Silicon(IV) oxide?
Silicon(IV) oxide is a solid appearing as fused solid or lumps . It has odorless odor.
What is the melting point of Silicon(IV) oxide?
The melting point is 1710 °C (3110 °F) and the boiling point is 2230 ℃ (4046 °F).