PHOSPHORUS PENTASULFIDE 1407
October 2004
Diphosphorus pentasulfide
CAS No: 1314-80-3
Phosphorus sulfide
RTECS No: TH4375000
Thiophosphoric anhydride
UN No: 1340
P2S5
EC No: 015-104-00-1
Molecular mass: 222.3
TYPES OF
ACUTE HAZARDS/SYMPTOMS PREVENTION FIRST AID/FIRE FIGHTING
HAZARD/
EXPOSURE
Flammable. Gives off irritating or NO open flames, NO sparks, and Dry powder, carbon dioxide, dry
FIRE
toxic fumes (or gases) in a fire. NO smoking. NO contact with sand. NO water.
acid(s), water.
Risk of fire and explosion on Do NOT expose to friction or shock.
EXPLOSION
contact with water. Finely Prevent deposition of dust; closed
dispersed particles form explosive system, dust explosion-proof
mixtures in air. electrical equipment and lighting.
Use non-sparking handtools.
EXPOSURE PREVENT DISPERSION OF DUST! IN ALL CASES CONSULT A
DOCTOR!
Cough. Sore throat. Local exhaust or breathing Fresh air, rest. Half-upright position.
Inhalation
protection. Refer for medical attention.
Redness. Pain. Protective gloves. Remove contaminated clothes.
Skin
Rinse skin with plenty of water or
shower. Refer for medical attention.
Redness. Pain. Severe deep Safety goggles. First rinse with plenty of water for
Eyes
burns. several minutes (remove contact
lenses if easily possible), then take
to a doctor.
Nausea. Vomiting. Abdominal pain. Do not eat, drink, or smoke during Rinse mouth. Refer for medical
Ingestion
work. attention.
SPILLAGE DISPOSAL PACKAGING & LABELLING
Personal protection: P2 filter respirator for harmful F Symbol
particles. Remove all ignition sources. Sweep spilled Xn Symbol
substance into dry, sealable containers. Do NOT let N Symbol
this chemical enter the environment. R: 11-20/22-29-50
S: (2-)61
UN Hazard Class: 4.3
UN Subsidiary Risks: 4.1
UN Pack Group: II
EMERGENCY RESPONSE SAFE STORAGE
Transport Emergency Card: TEC (R)-43S1340 Separated from incompatible materials. See Chemical Dangers. Dry. Well
NFPA Code: H2; F1; R2; W closed. Keep in a well-ventilated room.
IPCS Prepared in the context of cooperation between the International
Programme on Chemical Safety and the European Commission 漏
International IPCS 2004
Programme on
Chemical Safety SEE IMPORTANT INFORMATION ON THE BACK.
1407 PHOSPHORUS PENTASULFIDE
IMPORTANT DATA
Physical State; Appearance Routes of exposure
YELLOW TO GREEN CRYSTALS, WITH CHARACTERISTIC The substance can be absorbed into the body by inhalation and
ODOUR. by ingestion.
Physical dangers Inhalation risk
Dust explosion possible if in powder or granular form, mixed with A harmful concentration of airborne particles can be reached
air. quickly when dispersed.
Chemical dangers Effects of short-term exposure
Reacts with bases, organic compounds, strong oxidants. Reacts The substance is corrosive to the eyes, and is severely irritating
violently with water and acids to produce hydrogen sulfide (see to the skin and the respiratory tract.
ICSC0165) and phophoric acid (see ICSC1008) causing fire and
explosion hazard. May decompose explosively on shock, friction,
or concussion.
Occupational exposure limits
TLV: 1 mg/m3 as TWA; 3 mg/m3 as STEL; (ACGIH 2004).
MAK: value not established but data is available; (DFG 2004).
PHYSICAL PROPERTIES
Boiling point: 513-515/C Solubility in water: reaction
Melting point: 286-290/C Auto-ignition temperature: 142/C
Density: 2.1 g/cm3 Explosive limits, vol% in air: 0.05-?
ENVIRONMENTAL DATA
This substance may be hazardous in the environment; special attention should be given to aquatic organisms.
NOTES
ADDITIONAL INFORMATION
Neither the EC nor the IPCS nor any person acting on behalf of the EC or the IPCS is responsible
LEGAL NOTICE
漏IPCS 2004
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