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Kaolin Clay Structure

Kaolin Clay

Chemical Properties

Melting point 1750 °C
Density  2,6 g/cm3
refractive index  1.6200
storage temp.  no restrictions.
solubility  Practically insoluble in diethyl ether, ethanol (95%), water, other organic solvents, cold dilute acids, and solutions of alkali hydroxides.
form  Powder
color  75-96, Hunter Brightness
PH 6-7 (50g/l, H2O, 20℃)(slurry)
Water Solubility  insoluble H2O, dilute acids and alkali hydroxides [HAW93]
Dielectric constant 1.8 - 2.8（0.0℃）
Stability Stable. Substances to be avoided include strong oxidizing agents.
InChI InChI=1S/2Al.O5Si2.2H2O.2O/c;;1-6(2)5-7(3)4;;;;/h;;;2*1H2;;/q2*+1;-2;;;;
InChIKey NLYAJNPCOHFWQQ-UHFFFAOYSA-N
SMILES [Si](=O)(O[Al]=O)O[Si](=O)O[Al]=O.O.O
EPA Substance Registry System Kaolin (1332-58-7)

Safety Information

Safety Statements  22-24/25
OEB B
OEL TWA: 10 mg/m3 (total)
WGK Germany  -
RTECS  GF1670500
TSCA  Yes
HS Code  25070090
Hazardous Substances Data 1332-58-7(Hazardous Substances Data)

MSDS

Usage And Synthesis

Preparation Products And Raw materials

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