Tetrahydrofuran (THF)

Hazard statements (CLP)

H225, H302, H319, H335, H336, H351

Code

Statements

H225

Highly Flammable liquid and vapour

SECTION 2: Hazards identification

This substance is classified based on Directive 1272/2008/EC and its amendments (CLP Regulation) Tetrahydrofuran CAS 109-99-9 Purity: >99% Trace Impurities Butyl Methyl Ether (BME)

2.1 Classification of the substance or mixture

Classification of Labeling in accordance with the CLP Regulations:

2.2 Label elements

International Specific Suppl.

Hazard pictograms

Index No Chemical Conc. EC No CAS No Hazard Class and

Signal word

Statement Identification Limits, M- Notes Category Code(s) Danger Hazard(s): H225: Highly flammable liquid and vapor H302: Harmful if swallowed H319: Causes serious eye irritation H335: May cause respiratory irritation H336: May cause drowsiness or dizziness H351: Suspected of causing cancer <state route of exposure if it is conclusively proven that no other routs of exposure cause the hazards>.

Hazard statements

Code(s) factors Code(s) Flam. Liq. 2 Eye Irrit. 2 STOT SE 3 H225 H319 GHS02 GHS07 F Xi; 603-025-00-0 tetrahydrofuran 203-726-8 109-99-9 Acute Tox.4 (oral) H335 H302 R:11-19- EUH019 >99 Carc. 2 H351 GHS08 36/37

CLP CLASSIFICATION

Basis for Classification this substance is classified based on Directive 1272/2008/EC and its amendments (CLP Regulation, GHS) TETRAHYDROFURAN (109-99-9)

Prevention

P233: Keep container tightly closed. P210: Keep away from heat/sparks/open flames/hot surfaces. - No smoking. P240: Ground/Bond container and receiving equipment. P241: Use explosion-proof electrical/ventilating/lighting/.../equipment. P242: Use only non-sparking tools. P243: Take precautionary measures against static discharge. P271: Use only outdoors or in a well-ventilated area. P280: Wear protective gloves/protective clothing/eye protection/face protection. P261: Avoid breathing dust/fume/gas/mist/vapors/spray. P264: Wash thoroughly after handling.

Response

P304+P340 IF INHALED Remove victim to fresh air and keep at rest in a position comfortable for breathing P305+P351+P338 IF IN EYES Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P337+P313 If eye irritation persists Get medical advice/attention P303+P361+P353 IF ON SKIN (or hair) Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. P312: Call a POISON CENTER or doctor/physician if you feel unwell. P370+P378 In case of fire Use wat er s pr ay, d ry c hem ic al or CO 2 for extinction

Storage

P403+P233: Store in a well-ventilated place. Keep container tightly closed. P403+P235: Store in a well-ventilated place. Keep cool. P405: Store locked up

Disposal

P501: Dispose of contents/container in accordance with all regulatory and environmental regulations. Supplemental: EUH019: May form explosive peroxides SAFETY DATA SHEET Emergency overview: DANGER!

Physical hazards

Extremely flammable liquid and vapor. Vapor may cause flash fire. May polymerize. Containers may rupture or explode. May form peroxides during prolonged storage.

Health hazards

P otentially fatal if inhaled, respiratory tract irritation, eye irritation, central nervous system depression. Wear protective equipment when handling product. Potential chronic health effects: CARCINOGENIC EFFECTS ACGIH : A3 - Confirmed Animal Carcinogen with Unknown Relevance to Humans DFG : Category 4 (substances with carcinogenic potential for which genotoxicity play no or at most a minor role) MUTAGENIC EFFECTS Negative (Ames Test) REPRODUCTION TOXICITY : Not expected. See Section 11. 2.2. Label: See table above.

2.3 Other hazards

None known