CALCIUM CYANIDE 0407
November 1998
CAS No: 592-01-8 Calcyanide
RTECS No: EW0700000 Calcyan
UN No: 1575 C2CaN2 / Ca(CN)2
EC No: 020-002-00-5 Molecular mass: 92.1
TYPES OF
ACUTE HAZARDS/SYMPTOMS PREVENTION FIRST AID/FIRE FIGHTING
HAZARD/
EXPOSURE
FIRE Not combustible but forms flammable NO open flames, NO sparks, and NO Powder, dry sand, NO hydrous agents.
gas on contact with water or damp air. smoking. NO contact with water, carbon NO water. NO carbon dioxide.
Gives off irritating or toxic fumes (or dioxide, acid(s). NO contact with hot
gases) in a fire. surfaces.
EXPLOSION
EXPOSURE STRICT HYGIENE! IN ALL CASES CONSULT A DOCTOR!
Inhalation Chest tightness. Confusion. Local exhaust or breathing protection. Fresh air, rest. Artificial respiration may
Convulsions. Cough. Dizziness. be needed. Refer for medical attention.
Headache. Laboured breathing. Nausea. See Notes.
Shortness of breath. Unconsciousness.
Vomiting. Weakness. Red coloration of
the skin.
Skin MAY BE ABSORBED! Redness. Pain. Protective gloves. Protective clothing. Remove contaminated clothes. Rinse and
(Further see Inhalation). then wash skin with water and soap.
Refer for medical attention. Wear
protective gloves when administering first
aid. See Notes.
Eyes Redness. Pain. Safety spectacles, face shield, or eye First rinse with plenty of water for several
protection in combination with breathing minutes (remove contact lenses if easily
protection if powder. possible), then take to a doctor.
Ingestion Burning sensation in the throat and Do not eat, drink, or smoke during work. Rinse mouth. Induce vomiting (ONLY IN
chest. (Further see Inhalation). Wash hands before eating. CONSCIOUS PERSONS!). Refer for
medical attention. See Notes.
SPILLAGE DISPOSAL PACKAGING & LABELLING
Evacuate danger area! Consult an expert! Do NOT wash EU classification Airtight. Do not transport with food and
away into sewer. Sweep spilled substance into containers. T+ Symbol feedstuffs. Marine pollutant.
Carefully collect remainder, then remove to safe place. N Symbol
Prevent contact with water or moist substances. Do NOT let R: 28-32-50/53
this chemical enter the environment. Chemical protection S: (1/2-)7/8-23-36/37-45-60-61
suit including self-contained breathing apparatus. UN classification
UN Hazard Class: 6.1
UN Pack Group: I
EMERGENCY RESPONSE SAFE STORAGE
Transport Emergency Card: TEC (R)-61GT5-I-Cy Fireproof. Provision to contain effluent from fire extinguishing. Separated from strong
NFPA Code: H 3; F 0; R 0. oxidants, acids, food and feedstuffs. Dry. Well closed.
Prepared in the context of cooperation between the International
IPCS Programme on Chemical Safety and the European Commission 漏
IPCS 2006
International
Programme on
SEE IMPORTANT INFORMATION ON THE BACK.
Chemical Safety
0407 CALCIUM CYANIDE
IMPORTANT DATA
Physical State; Appearance Routes of exposure
COLOURLESS CRYSTALS OR WHITE POWDER, WITH The substance can be absorbed into the body by inhalation, through the
CHARACTERISTIC ODOUR. skin and by ingestion.
Chemical dangers Inhalation risk
The substance decomposes on heating above 350/C, producing toxic Evaporation at 20/C is negligible; a harmful concentration of airborne
fumes including nitrogen oxides and hydrogen cyanide. Reacts violently particles can, however, be reached quickly when dispersed.
with water, moist air, carbon dioxide, acids and acid salts producing
highly toxic and flammable hydrogen cyanide. Reacts violently when Effects of short-term exposure
heated with oxidizing substances causing fire and explosion hazard. The substance is irritating to the eyes, the skin and the respiratory tract.
The substance may cause effects on the intracellular oxygen metabolism,
Occupational exposure limits resulting in seizures and unconsciousness. Exposure may result in
TLV: (as CN) 5 mg/m3 (Ceiling value); (skin); (ACGIH 2004). death.
MAK: (as CN, inhalable fraction) 2 mg/m3; H; Peak limitation category:
(II1); Pregnancy risk group: C; (DFG 2006). Effects of long-term or repeated exposure
Repeated or prolonged contact with skin may cause dermatitis.
PHYSICAL PROPERTIES
Decomposes below melting point at >350/C Solubility in water: reaction
Density: 1.8 g/cm3
ENVIRONMENTAL DATA
The substance is very toxic to aquatic organisms.
NOTES
Depending on the degree of exposure, periodic medical examination is suggested.
Specific treatment is necessary in case of poisoning with this substance; the appropriate means with instructions must be available.
No odour warning if toxic concentrations are present.
Do NOT take working clothes home.
Card has been partly updated in October 2004. See sections Occupational Exposure Limits, EU classification, Emergency Response.
Card has been partially updated in July 2007: see Occupational Exposure Limits.
ADDITIONAL INFORMATION
Neither the EC nor the IPCS nor any person acting on behalf of the EC or the IPCS is responsible
LEGAL NOTICE for the use which might be made of this information
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