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Merck

795453

Sigma-Aldrich

Kaolin

anhydrous, free-flowing, Redi-Dri

Synonym(s):

Aluminum silicate hydroxide, Bolus, Hydrated aluminum silicate

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About This Item

Linear Formula:
~Al2Si2O5(OH)4
CAS Number:
EC Number:
MDL number:
UNSPSC Code:
11111803
NACRES:
NA.21
Grade:
anhydrous
Form:
powder
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grade

anhydrous

Quality Level

product line

Redi-Dri

form

powder

quality

free-flowing

loss

≤2.0% loss on drying

pH range

3.5-5.0(20% in water)

SMILES string

[Si](=O)(O[Si](=O)O[Al]=O)O[Al]=O.O.O

InChI

1S/2Al.O5Si2.2H2O.2O/c;;1-6(2)5-7(3)4;;;;/h;;;2*1H2;;/q2*+1;-2;;;;

InChI key

NLYAJNPCOHFWQQ-UHFFFAOYSA-N

Legal Information

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC


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Storage Class Code

11 - Combustible Solids

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable



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