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CHROMIUM(III) NITRATE NONAHYDRATE

ICSC: 1530

Chromic nitrate
Chromium trinitrate
Nitric acid, chromium(III) salt
Cr(NO3)3• 9H2O
Molecular mass: 400.2
ICSC #    1530
CAS #     7789-02-8
RTECS # GB6300000
UN #        2720
October 27, 2004 Validated

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.
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
Safety goggles.
First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
 •INGESTION Abdominal pain. Diarrhoea. Nausea. Vomiting.
Do not eat, drink, or smoke during work.
Rinse mouth. Do NOT induce vomiting. Refer for medical attention.

SPILLAGE DISPOSAL

STORAGE

PACKAGING & LABELLING

Sweep spilled substance into sealable containers; if appropriate, moisten first to prevent dusting. Personal protection: P2 filter respirator for harmful particles. Do NOT let this chemical enter the environment.
Separated from combustible and reducing substances.

UN Hazard Class: 5.1
UN Packing Group: III
ICSC: 1530 Prepared in the context of cooperation between the International Programme on Chemical Safety & the Commission of the European Communities (C) IPCS CEC 1994. No modifications to the International version have been made except to add the OSHA PELs, NIOSH RELs and NIOSH IDLH values.

CHROMIUM(III) NITRATE NONAHYDRATE

ICSC: 1530

I

M

P

O

R

T

A

N

T


D

A

T

A

PHYSICAL STATE; APPEARANCE:
DEEP VIOLET CRYSTALS

PHYSICAL DANGERS:


CHEMICAL DANGERS:
The substance is a strong oxidant and reacts with combustible and reducing materials. The solution in water is a weak acid.

OCCUPATIONAL EXPOSURE LIMITS:
TLV: (as Cr metal, Cr(III) compounds) 0.5 mg/m3 as TWA; A4 (not classifiable as a human carcinogen); (ACGIH 2004).
MAK not established.


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

Decomposes below boiling point
Melting point: 66°C
Density: 1.8
g/cm3
Solubility in water:
very good

ENVIRONMENTAL
DATA

The substance is toxic to aquatic organisms.

N O T E S

Do NOT take working clothes home. The recommendations on this Card also apply to Chromium(III) nitrate anhydrous.
Transport Emergency Card: TEC (R)-51G02-I+II+III

ADDITIONAL INFORMATION



ICSC: 1530 CHROMIUM(III) NITRATE NONAHYDRATE
(C) IPCS, CEC, 1994
IMPORTANT LEGAL NOTICE: Neither NIOSH, the CEC or the IPCS nor any person acting on behalf of NIOSH, the CEC or the IPCS is responsible for the use which might be made of this information. This card contains the collective views of the IPCS Peer Review Committee and may not reflect in all cases all the detailed requirements included in national legislation on the subject. The user should verify compliance of the cards with the relevant legislation in the country of use. The only modifications made to produce the U.S. version is inclusion of the OSHA PELs, NIOSH RELs and NIOSH IDLH values.
 
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