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Merck

525243

Sigma-Aldrich

煅烧硅藻土

meets USP/NF testing specifications

别名:

Diatomaceous earth, calcined

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About This Item

CAS号:
EC號碼:
MDL號碼:
分類程式碼代碼:
11101527
PubChem物質ID:

agency

meets USP/NF testing specifications

品質等級

形狀

solid

比活性

≤1 EU/g (endotoxin)

成份

SiO2, 98.65%

參數

0.300 (Permeability(Darcy))

技術

ion chromatography: suitable

雜質

≤0.2% water solubles
≤2.0% acid solubles
≤50 mg non-siliceous content

粒徑

0.45-0.65 mm

正離子痕跡

As: ≤10 ppm (leachable)
Pb: ≤10 ppm (leachable)

SMILES 字串

O=[Si]=O

InChI

1S/O2Si/c1-3-2

InChI 密鑰

VYPSYNLAJGMNEJ-UHFFFAOYSA-N

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一般說明

Celpure® P300 (Diatomaceous earth, DE) is natural amorphous silica formed from the fossilized skeletons of diatoms. It is extracted, crushed, dried and calcined with or without flux material. DE is widely used as filler in construction materials, paints and as an anti-caking agent for agricultural chemicals. It has high water and oil absorption ability. The potential toxicity of different samples of DE has been assessed. DE is also employed as an adsorbent for column chromatography.

應用

用于高纯度、高通量工艺
Celpure® P300 has been used used in the column chromatographic isolation and extraction of testosterone and corticosterone from freeze-dried water dragon plasma samples.

法律資訊

Product of Imerys Filtration Minerals
Celpure is a registered trademark of Advanced Minerals Corporation

象形圖

Health hazard

訊號詞

Danger

危險聲明

危險分類

STOT RE 1 Inhalation

標靶器官

Lungs

儲存類別代碼

6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

水污染物質分類(WGK)

nwg

閃點(°F)

Not applicable

閃點(°C)

Not applicable


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Troy A Baird et al.
Hormones and behavior, 66(2), 393-400 (2014-06-08)
Water dragons (Intellegama [Physignathus] lesueurii) are large (to >1m) agamid lizards from eastern Australia. Males are fiercely combative; holding a territory requires incessant displays and aggression against other males. If a dominant male is absent, injured or fatigued, another male
The global variability of diatomaceous earth toxicity: a physicochemical and in vitro investigation.
Nattrass C, et al.
Journal of Occupational Medicine and Toxicology (London, England), 10(1), 25-25 (2015)
Andrew Z Wang et al.
Journal of comparative physiology. B, Biochemical, systemic, and environmental physiology, 189(2), 261-269 (2019-01-23)
Life-history trade-offs result from allocation of limited energetic resources to particular traits at the expense of others. When resources are scarce, some traits will take priority over others in the degree of their expression. For example, the current reproduction may
H Checkoway et al.
British journal of industrial medicine, 50(7), 586-597 (1993-07-01)
A cohort mortality study was conducted among workers from two plants in the diatomaceous earth mining and processing industry in California. Diatomaceous earth consists of the skeletal remains of diatoms. Exposure to amorphous (non-crystalline) and crystalline silica in the form
Manipulating surface wettability and oil absorbency of diatomite depending on processing and ambient conditions.
Ozen I, et al.
Applied Surface Science, 332, 22-31 (2015)

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