ICSC 1565 - CRYOLITE

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CRYOLITE	ICSC: 1565 (April 2005)
Aluminium trisodium fluoride Sodium fluoaluminate Sodium aluminium fluoride Sodium hexafluoroaluminate

CAS #: 15096-52-3

EC Number: 239-148-8

	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	Nausea. Vomiting.	Use local exhaust or breathing protection.	Fresh air, rest.
Skin		Protective gloves.	Rinse and then wash skin with water and soap.
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	Nausea. Vomiting. Abdominal pain.	Do not eat, drink, or smoke during work.	Rinse mouth. Give one or two glasses of water to drink.

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 covered containers. If appropriate, moisten first to prevent dusting.	According to UN GHS Criteria Transportation UN Classification
STORAGE
Separated from food and feedstuffs. Well closed. Store in an area without drain or sewer access.
PACKAGING
Do not transport with food and feedstuffs.

CRYOLITE

ICSC: 1565

PHYSICAL & CHEMICAL INFORMATION
Physical State; Appearance CRYSTALS OR AMORPHOUS POWDER. Physical dangers Chemical dangers	Formula: Na₃AlF₆ Molecular mass: 209.9 Melting point: 1009°C Density: 2.95 g/cm³ Solubility in water, g/100ml at 25°C: 0.042 (very poor)

PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
CRYSTALS OR AMORPHOUS POWDER.

Physical dangers

Chemical dangers

Formula: Na₃AlF₆
Molecular mass: 209.9
Melting point: 1009°C
Density: 2.95 g/cm³
Solubility in water, g/100ml at 25°C: 0.042 (very poor)

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	Inhalation risk A harmful concentration of airborne particles can be reached quickly when dispersed, especially if powdered. Effects of long-term or repeated exposure The substance may have effects on the bones and teeth. This may result in fluorosis. Repeated or prolonged inhalation of dust particles may cause effects on the lungs.

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

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

Effects of long-term or repeated exposure
The substance may have effects on the bones and teeth. This may result in fluorosis. Repeated or prolonged inhalation of dust particles may cause effects on the lungs.

OCCUPATIONAL EXPOSURE LIMITS
TLV: (as F): 2.5 mg/m³, as TWA; A4 (not classifiable as a human carcinogen); BEI issued. EU-OEL: (as F): 2,5 mg/m³ as TWA. MAK: (inhalable fraction, as F): 1 mg/m³; peak limitation category: II(4); skin absorption (H); pregnancy risk group: C

ENVIRONMENT
The substance is toxic to aquatic organisms.

NOTES

ADDITIONAL INFORMATION

EC Classification
Symbol: T, N; R: 20/22-48/23/25-51/53; S: (1/2)-22-37-45-61; Note: C

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