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CHROMIUM(III) NITRATE NONAHYDRATE
ICSC: 1530
Peer-Review Status: 27.10.2004 Validated
Chromic nitrate
Chromium trinitrate
Nitric acid, chromium(III) salt 
CAS #: 7789-02-8 RTECS #: GB6300000
UN #: 2720
EINECS #: 236-921-1
    Formula: Cr(NO3)3¿ 9H2O
Molecular mass: 400.2

TYPES OF
HAZARD /
EXPOSURE
ACUTE HAZARDS / SYMPTOMS      PREVENTION      FIRST AID / FIRE FIGHTING
FIRE Not combustible but enhances combustion of other substances. Gives off irritating or toxic fumes (or gases) in a fire.  NO open flames.  In case of fire in the surroundings, use appropriate extinguishing media. 
EXPLOSION Risk of fire and explosion.     
 
EXPOSURE   STRICT HYGIENE!   
Inhalation Cough. Sore throat.  Use local exhaust or breathing protection.  Fresh air, rest. 
Skin   Protective gloves. Protective clothing.  Remove contaminated clothes. Rinse skin with plenty of water or shower. 
Eyes   Wear safety goggles.  First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention. 
Ingestion Abdominal pain. Diarrhoea. Nausea. Vomiting.  Do not eat, drink, or smoke during work.  Rinse mouth. Rinse mouth. Do NOT induce vomiting. Refer for medical attention . 

SPILLAGE DISPOSAL
PACKAGING & LABELLING
Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Do NOT let this chemical enter the environment. Sweep spilled substance into sealable containers. If appropriate, moisten first to prevent dusting.   
EC Classification
 
UN Classification
UN Hazard Class: 5.1; UN Pack Group: III 
GHS Classification
 

EMERGENCY RESPONSE SAFE STORAGE
Transport Emergency Card: TEC (R)-51G02-I+II+III.  Separated from combustible substances and reducing agents. 

IMPORTANT DATA
Physical State; Appearance
DEEP VIOLET CRYSTALS. 

Physical dangers
 

Chemical dangers
The substance is a strong oxidant. It reacts with combustible and reducing materials. The solution in water is a weak acid. 

Occupational exposure limits
TLV: 0.5mg/m³ as TWA; A4 (not classifiable as a human carcinogen); (ACGIH 2004). 

Routes of exposure
 

Inhalation risk
A harmful concentration of airborne particles can be reached quickly when dispersed. 

Effects of short-term exposure
The substance is irritating to the respiratory tract. 

Effects of long-term or repeated exposure
Repeated or prolonged contact may cause skin sensitization. 


PHYSICAL PROPERTIES ENVIRONMENTAL DATA
Decomposes at below boiling point°C
Melting point: 66°C
Density: 1.8 g/cm³
Solubility in water: very good 
The substance is toxic to aquatic organisms. 

NOTES
Do NOT take working clothes home.
The recommendations on this Card also apply to Chromium(III) nitrate anhydrous. 

ADDITIONAL INFORMATION
 

IPCS
International
Programme on
Chemical Safety
WHO ILO EC Prepared in the context of cooperation between the International Programme on Chemical Safety and the European Commission
© IPCS 2004-2012
LEGAL NOTICE Neither the EC nor the IPCS nor any person acting on behalf of the EC or the IPCS is responsible for the use which might be made of this information.


    See Also:
       Toxicological Abbreviations