ICSC 1531 - CHROMIUM(III) OXIDE

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CHROMIUM(III) OXIDE	ICSC: 1531 (October 2004)
Chromic oxide Dichromium trioxide

CAS #: 1308-38-9

EC Number: 215-160-9

	ACUTE HAZARDS	PREVENTION	FIRE FIGHTING
FIRE & EXPLOSION	Not combustible.		In case of fire in the surroundings, use appropriate extinguishing media.

PREVENT DISPERSION OF DUST!
	SYMPTOMS	PREVENTION	FIRST AID
Inhalation	Cough.	Use local exhaust or breathing protection.	Fresh air, rest.
Skin		Protective gloves.	Rinse skin with plenty of water or shower.
Eyes	Redness.	Wear safety goggles.	First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention.
Ingestion		Do not eat, drink, or smoke during work.	Rinse mouth.

SPILLAGE DISPOSAL	CLASSIFICATION & LABELLING
Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Sweep spilled substance into covered containers. If appropriate, moisten first to prevent dusting.	According to UN GHS Criteria Transportation UN Classification
STORAGE

PACKAGING

CHROMIUM(III) OXIDE

ICSC: 1531

PHYSICAL & CHEMICAL INFORMATION
Physical State; Appearance LIGHT-TO-DARK-GREEN POWDER. Physical dangers Chemical dangers	Formula: Cr₂O₃ Molecular mass: 152 Boiling point: 4000°C Melting point: 2435°C Density: 5.22 g/cm³ Solubility in water: none

PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
LIGHT-TO-DARK-GREEN POWDER.

Physical dangers

Chemical dangers

Formula: Cr₂O₃
Molecular mass: 152
Boiling point: 4000°C
Melting point: 2435°C
Density: 5.22 g/cm³
Solubility in water: none

EXPOSURE & HEALTH EFFECTS
Routes of exposure Effects of short-term exposure May cause mechanical irritation to the eyes and respiratory tract.	Inhalation risk A harmful concentration of airborne particles can be reached quickly when dispersed. Effects of long-term or repeated exposure

EXPOSURE & HEALTH EFFECTS

Routes of exposure

Effects of short-term exposure
May cause mechanical irritation to the eyes and respiratory tract.

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

Effects of long-term or repeated exposure

OCCUPATIONAL EXPOSURE LIMITS
TLV: (as Cr(III), inhalable fraction): 0.003 mg/m³, as TWA. EU-OEL: (as Cr(III)): 2 mg/m³ as TWA

ENVIRONMENT

NOTES

ADDITIONAL INFORMATION

EC Classification

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