ICSC 1607 - BARIUM CHROMATE

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BARIUM CHROMATE	ICSC: 1607 (April 2006)
Barium chromate (VI) Barium chromate (1:1) Chromic acid, barium salt 1:1 C.I. 77103 C.I. Pigment Yellow 31

CAS #: 10294-40-3

EC Number: 233-660-5

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

PREVENT DISPERSION OF DUST! AVOID ALL CONTACT!
	SYMPTOMS	PREVENTION	FIRST AID
Inhalation	Cough. Sore throat.	Use local exhaust or breathing protection.	Fresh air, rest.
Skin	Redness.	Protective gloves. Protective clothing.	Rinse and then wash skin with water and soap.
Eyes	Redness. Pain.	Wear safety goggles.	Rinse with plenty of water for several minutes (remove contact lenses if easily possible).
Ingestion	Burning sensation.	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. Then store and dispose of according to local regulations.	According to UN GHS Criteria May intensify fire; oxidizer Causes damage to the nose through prolonged or repeated exposure if inhaled May cause cancer Transportation UN Classification
STORAGE
Separated from strong reducing agents and food and feedstuffs.
PACKAGING
Do not transport with food and feedstuffs.

BARIUM CHROMATE

ICSC: 1607

PHYSICAL & CHEMICAL INFORMATION
Physical State; Appearance YELLOW CRYSTALS. Physical dangers Chemical dangers Reacts with reducing agents.	Formula: BaCrO₄ Molecular mass: 253.3 Melting point: 1380°C Density: 4.5 g/cm³ Solubility in water, g/100ml at 20°C: 0.00026 (none)

PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
YELLOW CRYSTALS.

Physical dangers

Chemical dangers
Reacts with reducing agents.

Formula: BaCrO₄
Molecular mass: 253.3
Melting point: 1380°C
Density: 4.5 g/cm³
Solubility in water, g/100ml at 20°C: 0.00026 (none)

EXPOSURE & HEALTH EFFECTS
Routes of exposure The substance can be absorbed into the body by inhalation of its aerosol and by ingestion. Effects of short-term exposure The substance is irritating to the eyes, skin and respiratory tract.	Inhalation risk A harmful concentration of airborne particles can be reached quickly when dispersed, especially if powdered. Effects of long-term or repeated exposure Repeated or prolonged contact may cause skin sensitization. Repeated or prolonged inhalation may cause asthma. Repeated or prolonged inhalation may cause nasal ulceration. This may result in perforation of the nasal septum. The substance may have effects on the kidneys. This may result in kidney impairment. This substance is carcinogenic to humans.

EXPOSURE & HEALTH EFFECTS

Routes of exposure
The substance can be absorbed into the body by inhalation of its aerosol and by ingestion.

Effects of short-term exposure
The substance is irritating to the eyes, skin and respiratory tract.

Inhalation risk
A harmful concentration of airborne particles can be reached quickly when dispersed, especially if powdered.

Effects of long-term or repeated exposure
Repeated or prolonged contact may cause skin sensitization. Repeated or prolonged inhalation may cause asthma. Repeated or prolonged inhalation may cause nasal ulceration. This may result in perforation of the nasal septum. The substance may have effects on the kidneys. This may result in kidney impairment. This substance is carcinogenic to humans.

OCCUPATIONAL EXPOSURE LIMITS
TLV: (as Cr(VI), inhalable fraction): 0.0002 mg/m³, as TWA; 0.0005 mg/m³ as STEL; A1 (confirmed human carcinogen); (skin); (SEN). EU-OEL: (as Cr): 0.005 mg/m³ as TWA; (see Notes). MAK: (as Cr): carcinogen category: 1; germ cell mutagen group: 2; skin absorption (H); sensitization of skin (SH)

ENVIRONMENT

NOTES
Do NOT take working clothes home. EU-OEL limit value 0.010 mg/m³ until 17 January 2025. Limit value: 0.025 mg/m³ for welding or plasma cutting processes or similar work processes that generate fume until 17 January 2025.

ADDITIONAL INFORMATION

EC Classification

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