| Product Identification | Back 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 Properties | Back 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 Measures | Back 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 Storage | Back 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 Identification | Back 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 Protection | Back 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 Measures | Back 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. |
| Stability and Reactivity | Back to Contents | 【Incompatibilities】
Avoid contact with strong acids. | 【Stability】
Stable under normal temperatures and pressures. | 【Decomposition】
Irritating and toxic fumes and gases. |
|
| Company Name: |
|
| Tel: |
821-50328103-801 18930552037 |
| Fax: |
86-21-50328109 |
| WebSite: |
https://www.chemicalbook.com/ShowSupplierProductsList13285/0.htm |
| Company Name: |
Alfa Aesar |
| Tel: |
400-6106006 |
| Fax: |
021-67582001/03/05 |
| WebSite: |
http://chemicals.thermofisher.cn |
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