392545
Diatomaceous earth
Synonym(s):
Diatomaceous earth, flux-calcined
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About This Item
CAS Number:
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
11101527
MDL number:
form
powder
Quality Segment
particle size
150 mesh (<=12%, Tyler sieve retain)
SMILES string
O=[Si]=O
InChI
1S/O2Si/c1-3-2
InChI key
VYPSYNLAJGMNEJ-UHFFFAOYSA-N
General description
Diatomaceous earth is natural amorphous silica formed from the fossilized skeletons of diatoms. It has high water and oil absorption ability. The potential toxicity of different samples of DE has been assessed.
Application
Diatomaceous earth may be used as an adsorbent for column chromatography.
It may be used in the synthesis of the following:
It may be used in the synthesis of the following:
- Chitosan modified DE for the abstraction of humic acid from raw water.
- High purity solar grade silicon (SOG-Si).
- Porous silica ceramics.
- Diatomite-based composite with enhanced sorption characteristics.
signalword
Danger
hcodes
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
flash_point_f
Not applicable
flash_point_c
Not applicable
Regulatory Listings
Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.
Substances Subject to be Indicated Names
ishl_indicated
Substances Subject to be Notified Names
ishl_notified
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