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22142

Sigma-Aldrich

Celite® 577 fine

filter aid, calcined

Synonym(s):

Diatomaceous earth, calcined

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About This Item

CAS Number:
91053-39-3
MDL number:
MFCD00132803
UNSPSC Code:
11101527
PubChem Substance ID:
329752268
NACRES:
SB.54

form

powder

quality

calcined

composition

Al2O3, 4.0%
CaO, 0.6%
Fe2O3, 1.1%
Na2O + K2O, 1.2%
SiO2, 91.5%

loss

≤2.0% loss on ignition, 900 °C

particle size

≤40.0 μm (81% (acc. to Cilas))

pH

<7.0 (25 °C, 10% in aq. suspension)

SMILES string

O=[Si]=O

InChI

1S/O2Si/c1-3-2

InChI key

VYPSYNLAJGMNEJ-UHFFFAOYSA-N

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Caution

Not Intended for cGMP Parenteral Pharmaceutical Manufacturing

Legal Information

Celite is a registered trademark of Imerys Minerals California, Inc.

pictograms

Health hazard
GHS08

signalword

Danger

hcodes

H372

Hazard Classifications

STOT RE 1 Inhalation

target_organs

Lungs

Storage Class

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

wgk_germany

nwg

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificates of Analysis (COA)

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Anhydrides as acylating agents in lipase-catalyzed stereoselective esterification of racemic alcohols.
Bianchi D, et al.
The Journal of Organic Chemistry, 53(23), 5531-5534 (1988)

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