Sodium sulfide nonahydrate

2.1 Classification of the substance or mixture

WHMIS 2015 Classification Classified as hazardous under the Hazardous Products Regulations (SOR/2015-17) Corrosive to metals Category 1 Acute oral toxicity Category 4 Acute dermal toxicity Category 3 Skin Corrosion/irritation Category 1 B Serious Eye Damage/Eye Irritation Category 1

Health hazards

Not Otherwise Classified Category 1 Contact with acids liberates toxic gas Corrosive to the respiratory tract

Signal word

Danger

Hazard statements

May be corrosive to metals Causes severe skin burns and eye damage Harmful if swallowed Toxic in contact with skin Contact with acids liberates toxic gas Corrosive to the respiratory tract

Prevention

Take any precaution to avoid mixing with acids Do not breathe dust/fumes/gas/mist/vapours/spray Wear respiratory protection Keep only in original container Wash face, hands and any exposed skin thoroughly after handling Do not eat, drink or smoke when using this product Use only outdoors or in a well-ventilated area Wear protective gloves/protective clothing/eye protection/face protection

Response

IF INHALED: Remove person to fresh air and keep comfortable for breathing Immediately call a POISON CENTER/doctor IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/ shower IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing Rinse mouth Do NOT induce vomiting Wash contaminated clothing before reuse Absorb spillage to prevent material damage

Storage

Store locked up Store in a well-ventilated place. Keep container tightly closed Store in corrosive resistant polypropylene container with a resistant inliner Store in a dry place

Disposal

Dispose of contents/container to an approved waste disposal plant

2.3 Other hazards

Very toxic to aquatic organisms Light sensitive