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Bentonite(1302-78-9)

Bentonite(1302-78-9)
Product IdentificationBack to Contents
【Product Name】

Bentonite
【Synonyms】

Dioxosilane oxo(oxoalumanyloxy)alumane hydrate
Wilkinite
【CAS】

1302-78-9
【Formula】

Al2H2O12Si4
【EINECS】

215-108-5
【RTECS】

CT9450000
【RTECS Class】

Tumorigen
【Beilstein/Gmelin】

NA
Physical and Chemical PropertiesBack to Contents
【Appearance】

The color varies from yellowish to white and is almost odorless.
【Solubility in water】

Insoluble
【Density】

2.5 g/cm3 (20 C)
【Usage】

As of fuller's earth, as emulsifier for oils, as a base for plasters. Pharmaceutical aid (suspending agent).
First Aid MeasuresBack to Contents
【Ingestion】

If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid.
【Inhalation】

Remove from exposure to fresh air immediately. Get medical aid if cough or other symptoms appear.
【Skin】

Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists.
【Eyes】

Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Handling and StorageBack to Contents
【Storage】

Store in a cool, dry place. Store in a tightly closed container.
【Handling】

Use with adequate ventilation. Avoid contact with skin and eyes. Avoid ingestion and inhalation.
Hazards IdentificationBack to Contents
【Inhalation】

May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated.
【Skin】

May cause skin irritation. Chronic inhalation may cause lung changes, chest pain, breath shortness, and bronichitis.
【Eyes】

May cause eye irritation.
【Ingestion】

Ingestion of large amounts may cause gastrointestinal irritation. The toxicological properties of this substance have not been fully investigated.
Exposure Controls/Personal ProtectionBack to Contents
【Personal Protection】

Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to minimize contact with skin.
【Respirators】

Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
【Exposure Effects】

May cause cancer according to animal studies. Chronic inhalation may cause lung changes, chest pain, breath shortness, and bronichitis.
【Poison Class】

-
Fire Fighting MeasuresBack to Contents
【Fire Fighting】

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Extinguishing media: For small fires, use water spray, dry chemical, carbon dioxide or chemical foam.
Accidental Release MeasuresBack to Contents
【Small spills/leaks】

Vacuum or sweep up material and place into a suitable disposal container. Avoid generating dusty conditions.
Stability and ReactivityBack to Contents
【Incompatibilities】

Avoid contact with strong acids.
【Stability】

Stable under normal temperatures and pressures.
【Decomposition】

Irritating and toxic fumes and gases.
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