ICSC 1530 - CHROMIUM(III) NITRATE NONAHYDRATE

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CHROMIUM(III) NITRATE NONAHYDRATE	ICSC: 1530 (October 2004)
Chromic nitrate Chromium trinitrate Nitric acid, chromium(III) salt

CAS #: 7789-02-8

UN #: 2720

EC Number: 236-921-1

	ACUTE HAZARDS	PREVENTION	FIRE FIGHTING
FIRE & EXPLOSION	Not combustible but enhances combustion of other substances. Gives off irritating or toxic fumes (or gases) in a fire. Risk of fire and explosion.	NO open flames.	In case of fire in the surroundings, use appropriate extinguishing media.

STRICT HYGIENE!
	SYMPTOMS	PREVENTION	FIRST AID
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	CLASSIFICATION & 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.	According to UN GHS Criteria Transportation UN Classification UN Hazard Class: 5.1; UN Pack Group: III
STORAGE
Separated from combustible substances and reducing agents.
PACKAGING

CHROMIUM(III) NITRATE NONAHYDRATE

ICSC: 1530

PHYSICAL & CHEMICAL INFORMATION
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.	Formula: Cr(NO₃)₃ ∙ 9H₂O Molecular mass: 400.2 Boiling point: No boiling point at normal pressure; decomposes on heating Melting point: 66°C Density: 1.8 g/cm³ Solubility in water: very good

PHYSICAL & CHEMICAL INFORMATION

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.

Formula: Cr(NO₃)₃ ∙ 9H₂O
Molecular mass: 400.2
Boiling point: No boiling point at normal pressure; decomposes on heating
Melting point: 66°C
Density: 1.8 g/cm³
Solubility in water: very good

EXPOSURE & HEALTH EFFECTS
Routes of exposure Effects of short-term exposure The substance is irritating to the respiratory tract.	Inhalation risk A harmful concentration of airborne particles can be reached quickly when dispersed. Effects of long-term or repeated exposure Repeated or prolonged contact may cause skin sensitization.

EXPOSURE & HEALTH EFFECTS

Routes of exposure

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

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

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

OCCUPATIONAL EXPOSURE LIMITS
TLV: (as Cr(III), inhalable fraction): 0.003 mg/m³, as TWA; A4 (not classifiable as a human carcinogen); (DSEN); (RSEN). MAK: sensitization of skin (SH)

ENVIRONMENT
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

EC Classification

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