Cesium

SECTION 2: Hazards identification

WHMIS 2015 Classification

Signal word

Danger

Hazard statements

In contact with water releases flammable gases which may ignite spontaneously Causes severe skin burns and eye damage Suspected of damaging fertility or the unborn child Reacts violently with water Hazardous polymerization may occur

Prevention

Do not allow contact with water Keep container tightly closed Keep cool. Protect from sunlight Obtain special instructions before use Do not handle until all safety precautions have been read and understood Do not breathe dust/fumes/gas/mist/vapours/spray Wash face, hands and any exposed skin thoroughly after handling Wear protective gloves/protective clothing/eye protection/face protection Handle and store contents under inert gas. Protect from moisture

Response

IF SWALLOWED: Rinse mouth. Do NOT induce vomiting IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/ shower IF INHALED: Remove person to fresh air and keep comfortable for breathing IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing Immediately call a POISON CENTER/doctor Wash contaminated clothing before reuse IF ON SKIN: Brush off loose particles from skin. Immerse in cool water In case of fire: Use fire-fighting equipment on basis class D to extinguish

Storage

Store locked up Store in a dry place. Store in a closed container

Disposal

Dispose of contents/container to an approved waste disposal plant

2.1 Classification of the substance or mixture

WHMIS 2015 Classification Classified as hazardous under the Hazardous Products Regulations (SOR/2015-17) Substances/mixtures which, in contact with water, emit Category 1 Gas(es) = Hydrogen flammable gases Skin Corrosion/Irritation Category 1 B Serious Eye Damage/Eye Irritation Category 1 Reproductive Toxicity Category 2 Physical Hazards Not Otherwise Classified Category 1 Reacts violently with water Hazardous polymerization may occur