Sigma-Aldrich 392545 Diatomaceous earth 5 kg
Marka
Stok Kodu
LB.SA.392545-5KG
| Sigma-Aldrich 392545 Diatomaceous earth 5 kg |
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Synonym(s): Diatomaceous earth, flux-calcined
CAS Number: 68855-54-9
MDL number: MFCD00132803
PubChem Substance ID: 329755685
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PROPERTIES
form powder
Quality Level 100
particle size 150 mesh (<=12%, Tyler sieve retain)
SMILES string O=[Si]=O
InChI 1S/O2Si/c1-3-2
InChI key VYPSYNLAJGMNEJ-UHFFFAOYSA-N
DESCRIPTION
General description
Diatomaceous earth is natural amorphous silica formed from the fossilized skeletons of diatoms. It has high water and oil absorption ability.[1] The potential toxicity of different samples of DE has been assessed.[2]
Application
Diatomaceous earth may be used as an adsorbent for column chromatography.[3] It may be used in the synthesis of the following:
Chitosan modified DE for the abstraction of humic acid from raw water.[4]
High purity solar grade silicon (SOG-Si).[5]
Porous silica ceramics.[6]
Diatomite-based composite with enhanced sorption characteristics.[7]
Packaging
1 kg in poly bottle
5 kg in poly drum
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