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Bentonite
- Origine
- : Singapore
- Numéro CAS
- : 1302-78-9
- Code SH
- : 250810000
Informations de base
- IUPAC Name
- : bentonite (smectite group)
- Molecular Formula
- : (Na,Ca)0.3(Al,Mg)2Si4O10(OH)2·(H2O)
- Molecular Weight (g/mol)
- : 289.0000
- Synonyms & Trade Names
- : Bentonite; Montmorillonite; Wilkinite; Soap clay
- Purity / Assay (%)
- : Active ingredient variable
- Grade / Quality Level
- : Technical Grade
- Physical Form
- : Solid
- Concentration
- : Pure substance
- Appearance / Color
- : White to off-white solid
- Odor
- : Earthy
- Density (g/cm³)
- : 2.0000
- Solubility in Water
- : Insoluble
- UN Number
- : Not applicable
- GHS Hazard Class
- : (as per CLP)
- H-Statements
- : None
- P-Statements
- : P260
- REACH Status
- : Registered
- Drug Precursor Status
- : Non-precursor
- Storage Class (GHS)
- : 13
- Storage Conditions
- : Cool, dry place
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Brief Overview
Bentonite is an absorbent aluminium phyllosilicate consisting mainly of montmorillonite. There are different types of bentonite such as potassium (K), sodium (Na), calcium (Ca), and aluminum (Al).
Manufacturing Process
Bentonite is manufactured by ore mining, sodium activation, drying, and milling.