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
Uses Information
Overview
Hydrofluoric acid, 40% .
Manage Your Safety Data Sheets
Organize and access your chemical safety data with ease.
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, A Johnson Matthey Company
manufacturer
Johnson Matthey Catalog Company, Inc.
distributor
30 Bond Street, Ward Hill, MA 01835-8099
US
24/7 Emergency Response & Poison Control
Critical emergency contact numbers for chemical spills, exposure incidents, and medical emergencies
Alfa Aesar, A Johnson Matthey Company
(978) 521-6300
US
During normal hours
Emergency information: During normal hours the Health, Safety and Environmental Department. After normal hours call Chemtrec at (800) 424-9300.
CHEMTREC
(800) 424-9300
US
After normal hours call Chemtrec.
Chemical Composition & Hazardous Ingredients
Detailed component analysis, concentration ranges, and hazardous substance identification
Chemical Components & Hazardous Substances
| Chemical Name | CAS Number | Concentration | Hazardous |
|---|---|---|---|
| Hydrofluoric acid EC: 233-634-0 | 7664-39-3 | 40% | ⚠️ 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. Seek immediate medical advice.
🖐️ Skin Contact
Immediately wash with water and soap and rinse thoroughly. Rub in calcium gluconate solution or calcium gluconate gel immediately. Seek immediate medical advice.
👁️ Eye Contact
Rinse opened eye for several minutes under running water. Then consult a doctor.
🍽️ Ingestion/Swallowing
Do not induce vomiting; immediately call for medical help. Seek immediate medical advice.
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
In case of fire, the following can be released: Hydrogen fluoride (HF)
🛡️ 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 material to be released to the environment without proper governmental permits.
🧹 Cleanup Methods
Use neutralizing agent.
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.
• Ensure good ventilation at the workplace.
• Open and handle container with care.
🏪 Storage Conditions
• Store in cool, dry conditions in well sealed containers.
🔥 Fire Prevention Measures
No special measures required.
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
👁️ Eye Protection
Safety glasses, Tightly sealed goggles, Full face protection
😷 Respiratory Protection
Use suitable respirator when high concentrations are present.
🦺 Skin/Body Protection
Protective work clothing.
Chemical Stability & Reactivity Data
Chemical stability, hazardous reactions, and incompatible materials information
✅ Chemical Stability
Decomposition will not occur if used and stored according to specifications.
⚗️ Reactivity
Reacts with metals forming hydrogen
⚠️ Hazardous Reactions
Attacks materials containing glass and silicate. Reacts with strong alkali.
🧪 Incompatible Materials
Alkali metals, Bases
💨 Hazardous Decomposition Products
Hydrogen fluoride
Waste Disposal & Treatment Methods
Waste disposal procedures, treatment methods, and regulatory compliance requirements
🗂️ Product Disposal Recommendations
Consult state, local or national regulations to ensure proper disposal.
Transportation & Shipping Information
UN numbers, shipping names, transport classes, and regulatory transport requirements
🏷️ UN Number
UN1790
📦 Proper Shipping Name
HYDROFLUORIC ACID
⚠️ Transport Hazard Class
8
📋 Packing Group
II
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. This substance is subject to a Significant New Use Rule (SNUR) promulgated under Section 5 (a) (2) of the Toxic Substances Control Act (TSCA). This product is being sold for research and development use only for the significant new use listed.
Chemical Safety FAQ & Common Questions
Most frequently asked questions about safety, handling, storage, and regulatory compliance
What is the physical form of Hydrofluoric acid, 40%?
Hydrofluoric acid, 40% is a liquid with colorless color. It has acrid odor.
What is the melting point of Hydrofluoric acid, 40%?
The melting point is -36°C (-33ºF) and the boiling point is 108°C (226ºF).