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
Tetrahydrofuran a.r. (CAS: 109-99-9 ) is a liquid, colourless substance commonly used reagent for analysis.
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GHS Hazard Classification & Safety Warnings
Globally Harmonized System (GHS) hazard pictograms, signal words, and safety classifications
Classification Status
Signal Word
Hazard Classifications
GHS Hazard Pictograms & Safety Symbols
GHS02
GHS07
GHS08
GHS (Globally Harmonized System) pictograms indicate specific chemical hazard categories and safety precautions
Hazard Statements
- H225: Highly fammable liquid and vapour.
- H302: Harmful if swallowed.
- H319: Causes serious eye irritation.
- H335: May cause respiratory irritation.
- H351: Suspected of causing cancer.
Precautionary Statements
- P210: Keep away from heat, sparks, open fames, hot surfaces. No smoking.
- P233: Keep container tightly closed.
- P243: Take precautionary measures against static discharge.
- P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Chemical Manufacturers & Supply Chain
Authorized suppliers, manufacturers, and distribution network information
CHEM-LAB NV
manufacturer
BE
24/7 Emergency Response & Poison Control
Critical emergency contact numbers for chemical spills, exposure incidents, and medical emergencies
Emergency Contact
00 (32) 50.28.83.20
BE
Chemical Composition & Hazardous Ingredients
Detailed component analysis, concentration ranges, and hazardous substance identification
Product Type
substanceGeneral Composition
Tetrahydrofuran a.r. 99.9+% (Stabilised with 250 ppm BHT)
Chemical Components & Hazardous Substances
| Chemical Name | CAS Number | Concentration | Hazardous |
|---|---|---|---|
| Tetrahydrofuran a.r. EC: 203-726-8 | 109-99-9 | 99.9% | ⚠️ Hazardous |
Composition Notes
Stabilised with 250 ppm BHT
Emergency First Aid Measures
Critical first aid procedures for chemical exposure incidents and medical emergencies
🫁 Inhalation Exposure
Fresh air.
🖐️ Skin Contact
Wash off with plenty of water. Remove contaminated clothing.
👁️ Eye Contact
Rinse out with plenty of water for at least 10 minutes with the eyelid held wide open. lmmediately call an ophtalmologist.
🍽️ Ingestion/Swallowing
Never give anything by mouth to an unconscious person. Make the victim drink plenty of water, induce vomiting. Call in physician.
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
Exposure Controls & Personal Protective Equipment (PPE)
Occupational exposure limits, engineering controls, and required safety equipment
🏭 Engineering Controls
Protective clothing should be selected specificlly for the working place, depending on concentration and quantity of the hazardous substances handled. The resistance of the protective clothing to chemicals should be ascertained with the respective supplier. See section 7.1
🧤 Hand Protection
Required.
👁️ Eye Protection
Required.
😷 Respiratory Protection
Required when vapours/aerosols are generated. The entrepeneur has to ensure that maintenance, cleaning and testing of respiratory protective devices are carried out according to the instructions of the producer. These measures have to be properly documented.
🦺 Skin/Body Protection
Required.
🌍 Environmental Exposure Controls
Do not allow to enter sewerage system; risk of explosion!
Chemical Stability & Reactivity Data
Chemical stability, hazardous reactions, and incompatible materials information
✅ Chemical Stability
No further relevant information available.
⚗️ Reactivity
Explosible with air in a vaporous/gaseous state when heated
⚠️ Hazardous Reactions
Explosible with air in a vaporous/gaseous state when heated
🚫 Conditions to Avoid
No further relevant information available.
🧪 Incompatible Materials
No further relevant information available.
💨 Hazardous Decomposition Products
No further relevant information available.
Transportation & Shipping Information
UN numbers, shipping names, transport classes, and regulatory transport requirements
🏷️ UN Number
UN 2056
📦 Proper Shipping Name
Tetrahydrofuran
⚠️ Transport Hazard Class
3
📋 Packing Group
II
🚛 ADR Transport Precautions
no
🚢 IMDG Maritime Transport Precautions
no
✈️ IATA Air Transport Precautions
no
Chemical Safety FAQ & Common Questions
Most frequently asked questions about safety, handling, storage, and regulatory compliance
What other names is Tetrahydrofuran a.r. known by?
Tetrahydrofuran a.r. is also known as: Oxolaan
What is the hazard signal word for Tetrahydrofuran a.r.?
The signal word for this substance is "danger".
What is the physical form of Tetrahydrofuran a.r.?
Tetrahydrofuran a.r. is a liquid appearing as liquid, colourless with colourless color. It has specifc odor.
What is Tetrahydrofuran a.r. used for?
Reagent for analysis
What are the hazard statements for Tetrahydrofuran a.r.?
This substance has 5 hazard statements: H225: Highly fammable liquid and vapour. H302: Harmful if swallowed. H319: Causes serious eye irritation. H335: May cause respiratory irritation. H351: Suspected of causing cancer.
What is the melting point of Tetrahydrofuran a.r.?
The melting point is -108°C and the boiling point is 66°C.