In case of fire in the surroundings, use appropriate extinguishing media.
PREVENT DISPERSION OF DUST!
Cough. Sore throat.
Avoid inhalation of dust and mist. Use local exhaust or breathing protection.
Dry skin. Redness.
First rinse with plenty of water for at least 15 minutes, then remove contaminated clothes and rinse again.
Wear safety goggles.
First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention.
Do not eat, drink, or smoke during work.
CLASSIFICATION & LABELLING
Sweep spilled substance into covered sealable containers. Carefully collect remainder. Then store and dispose of according to local regulations. Personal protection: P2 filter respirator for harmful particles. Do NOT let this chemical enter the environment.
According to UN GHS Criteria
Transportation UN Classification
Separated from strong oxidants and food and feedstuffs. Dry. Well closed. Keep in a well-ventilated room.
Do not transport with food and feedstuffs.
PHYSICAL & CHEMICAL INFORMATION
Physical State; Appearance VERY HYGROSCOPIC SOLID IN VARIOUS FORMS.
Chemical dangers The substance is a strong reducing agent. It reacts violently with oxidants. The substance may reduce the oxygen content of air in confined spaces. Reacts with water. This produces flammable/explosive gas (hydrogen - see ICSC 0001).
Molecular mass: 122.9
Boiling point: 1300°C Melting point: 824°C Density: 2.8 g/cm³ Solubility in water: very good
EXPOSURE & HEALTH EFFECTS
Routes of exposure The substance can be absorbed into the body by inhalation and by ingestion.
Effects of short-term exposure The substance is irritating to the skin and respiratory tract.
Inhalation risk Evaporation at 20°C is negligible; a harmful concentration of airborne particles can, however, be reached quickly when dispersed.
Effects of long-term or repeated exposure
OCCUPATIONAL EXPOSURE LIMITS
It is strongly advised not to let the chemical enter into the environment because it is persistent.
Health effects of exposure to the substance have not been investigated adequately.
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