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BENTONITE ICSC: 0384
Date of Peer Review: April 1997

Wilkinite
CAS # 1302-78-9
RTECS # CT9450000
UN #
EC Index #
TYPES OF HAZARD / EXPOSURE ACUTE HAZARDS / SYMPTOMS PREVENTION FIRST AID / FIRE FIGHTING
FIRE Not combustible.

In case of fire in the surroundings: use appropriate extinguishing media.
EXPLOSION


EXPOSURE
PREVENT DISPERSION OF DUST!

Inhalation
Avoid inhalation of fine dust and mist.

Skin
Protective gloves.

Eyes
Safety spectacles.

Ingestion


SPILLAGE DISPOSAL PACKAGING & LABELLING
Sweep spilled substance into containers; if appropriate, moisten first to prevent dusting. Personal protection: P1 filter respirator for inert particles.
EU Classification
UN Classification

EMERGENCY RESPONSE STORAGE


IPCS
International
Programme on
Chemical Safety
Prepared in the context of cooperation between the International Programme on Chemical Safety and the Commission of the European Communities IPCS, CEC 2005

SEE IMPORTANT INFORMATION ON BACK
BENTONITE ICSC: 0384
IMPORTANT DATA
PHYSICAL STATE; APPEARANCE:
ODOURLESS GRANULES OR POWDER IN VARIABLE COLOUR.

CHEMICAL DANGERS:
The substance is a weak base in suspension in water.

OCCUPATIONAL EXPOSURE LIMITS:
TLV not established.
ROUTES OF EXPOSURE:
The substance can be absorbed into the body by inhalation of dust.

INHALATION RISK:
Evaporation at 20C is negligible; a harmful concentration of airborne particles can, however, be reached quickly.

EFFECTS OF LONG-TERM OR REPEATED EXPOSURE:
The substance may have effects on the lungs, resulting in silicosis due to the presence of crystalline silica (see ICSC 0808).
PHYSICAL PROPERTIES
Relative density (water = 1): 2.5
Solubility in water: none
ENVIRONMENTAL DATA

NOTES
Bentonites are aluminate silicate and can contain crystalline silica. The content varies widely from less than 1% to about 24%.
ADDITIONAL INFORMATION


LEGAL NOTICE Neither the CEC nor the IPCS nor any person acting on behalf of the CEC or the IPCS is responsible for the use which might be made of this information
IPCS, CEC 2005