ACETONITRILE,

2.1 Classification of the substance or mixture

This chemical is considered hazardous by the 2012 OSHA Hazard Communication Standard (29 CFR 1910.1200) Considered a dangerous substance or mixture according to the Globally Harmonized System (GHS) Acute toxicity - Oral Category 4 Acute toxicity - Dermal Category 4 Acute toxicity - Inhalation (Gases) Category 4 Acute toxicity - Inhalation (Vapors) Category 4 Acute toxicity - Inhalation (Dusts/Mists) Category 4 Serious eye damage/eye irritation Category 2A Flammable liquids Category 2

2.2 Label elements

Danger

Hazard statements

Harmful if swallowed Harmful in contact with skin Harmful if inhaled Causes serious eye irritation Highly flammable liquid and vapor

2.3 Other hazards

Not Applicable

Other hazards

Causes mild skin irritation

Prevention

Wash face, hands and any exposed skin thoroughly after handling Do not eat, drink or smoke when using this product Wear protective gloves/protective clothing/eye protection/face protection Avoid breathing dust/fume/gas/mist/vapors/spray Use only outdoors or in a well-ventilated area Keep away from heat/sparks/open flames/hot surfaces. — No smoking Keep container tightly closed Ground container and receiving equipment Use explosion-proof equipment Use only non-sparking tools Take precautionary measures against static discharge

Response

In case of fire: Use CO2, dry chemical, or foam to extinguish. 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 attention. Call a POISON CENTER or physician if you feel unwell Wash contaminated clothing before reuse IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER or physician if you feel unwell. IF SWALLOWED: Call a POISON CENTER or physician if you feel unwell Rinse mouth

Storage

Store in a well-ventilated place. Keep cool

Precautionary statements

Disposal Dispose of contents and container to an approved waste disposal plant in accordance with local, regional, national and international regulations as applicable