Acetonitrile

2.1 Classification of the substance or mixture

and label elements of the product

Physical hazards

Flammable liquids: Category 2

Health hazards

Acute toxicity Dermal: Category 3 Serious eye damage/eye irritation: Category 2A Germ cell mutagenicity: Category 2 Specific target organ toxicity - single exposure: Category 1(central nervous system, respiratory system) Specific target organ toxicity - repeated exposure: Category 2(central nervous system, respiratory system, kidney, blood system, liver) (Note) GHS classification without description: Not applicable/Out of classification/Not classifiable

Signal word

Danger

Hazard statements

Highly flammable liquid and vapor Toxic in contact with skin Causes serious eye irritation Suspected of causing genetic defects Causes damage to organs after single exposure May cause damage to organs through prolonged or repeated exposure

Prevention

Do not handle until all safety precautions have been read and understood. Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Keep container tightly closed. Ground/bond container and receiving equipment. Use explosion-proof electrical/ventilating/lighting equipment. Use only non-sparking tools. Take precautionary measures against static discharge. Do not breathe dust/fume/gas/mist/vapors/spray. Wash contaminated parts thoroughly after handling. Wear protective gloves or protective clothing. Wear protective gloves/eye protection/face protection. Wear eye protection/face protection. Use personal protective equipment as required. Do not eat, drink or smoke when using this product.

Response

In case of fire: Use appropriate media for extinction. Get medical advice/attention if you feel unwell. IF ON SKIN: Wash with plenty of soap and water. IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/shower. Take off immediately all contaminated clothing and wash it before reuse. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If eye irritation persists: Get medical advice/attention.

Storage

Store in a well-ventilated place. Keep cool. Store locked up.

Disposal

Dispose of contents/container in accordance with local/national regulation.

Other physicochemical hazards

Highly flammable liquid. Vapor/air mixture may explode.