Registration Dossier
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EC number: 273-791-5 | CAS number: 69029-45-4 A scum or slag formed on the surface of molten lead during the process of removing antimony along with arsenic by oxidation with air. It consists of antimony, arsenic and lead oxides.
Guidance on Safe Use
Administrative data
First-aid measures
Skin contact: Wash with soap and water.
Eye contact: Irrigate with copious amount of low-pressure water. If irritation persists seek medical attention.
Ingestion: Rinse mouth with water. If swallowed, induce vomiting under medical supervision.
Fire-fighting measures
Extinguishing media which shall not be used for safety reasons: Water.
Fire and explosive properties: The material is not combustible.
Specific hazards: Fumes from fire may be toxic.
Protective equipment for fire fighters: Self-contained breathing apparatus with full-face piece.
Accidental release measures
Waste measures: Vacuum or sweep up spillage. Collect and put in marked container for disposal. Avoid generating dust. Avoid discharge to drainage.
Handling and storage
Storage: No special precautions
Transport information
Land transport (UN RTDG/ADR/RID)
- UN number:
- 3077
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Special provisions / remarks
- Remarks:
- Danger no: 90; Tunnel restriction code: (E)
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Marine transport (UN RTDG/IMDG)
- UN number:
- 3077
Shipping information
- Proper shipping name and description:
- Environmentally hazardous substances, solid, n.o.s. (lead oxide, arsenic oxide).
- Marine pollutant
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Exposure controls / personal protection
Personal protective equipment: Use respiratory protection equipment to prevent from exposure of dust and fumes.
Exposure limit values:
Lead: OSHA PEL: TWA 0.05 mg (Pb)/m3
Antimony: OSHA PEL: TWA 0.5 mg (Sb)/m3; ACGIH TLV: TWA 0.5 mg (Sb)/m3
Arsenic: OSHA PEL: TWA 0.01 mg (As)/m3 Cancer Hazard; ACGIH TLV: TWA 0.2 mg (As)/m3 (Proposed: 0.01 mg (As)/m3 Human Carcinogen).
Stability and reactivity
Reactivity/Hazardous decomposition products: May in contact with oxidizers, halogens and acids, form poisonous gas.
May, in contact with water and some metals, form poisonous gas.
Disposal considerations
10 04 05, Other particulates and dust.
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