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Key Documents

525227

Sigma-Aldrich

Celpure® P1000

meets USP/NF testing specifications

Sinonimo/i:

Diatomaceous earth, flux-calcined, Filter agent

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About This Item

Numero CAS:
Numero MDL:
Codice UNSPSC:
11101527
ID PubChem:
NACRES:
NA.21

agenzia

meets USP/NF testing specifications

Forma fisica

powder

Attività specifica

≤1 EU/g (endotoxin)

Composizione

SiO2, 98%

Parametri

1.000 (Permeability(Darcy))

Impurezze

≤0.2% water solubles
≤2.0% acid solubles
≤4 ppm EtOH/citric acid solubles
≤50 mg non-siliceous content

Dimensione particelle

1.0-2.0 mm

Cationi in tracce

As: ≤10 ppm (leachable)
Fe: ≤5 ppm (acid soluble)
Pb: ≤10 ppm (leachable)

Stringa SMILE

O=[Si]=O

InChI

1S/O2Si/c1-3-2
VYPSYNLAJGMNEJ-UHFFFAOYSA-N

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Descrizione generale

Celpure® P1000 (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 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.

Applicazioni

For high-purity, high-throughput processes

Note legali

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

Pittogrammi

Health hazard

Avvertenze

Danger

Indicazioni di pericolo

Classi di pericolo

STOT RE 1 Inhalation

Organi bersaglio

Lungs

Codice della classe di stoccaggio

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

Classe di pericolosità dell'acqua (WGK)

WGK 1

Punto d’infiammabilità (°F)

Not applicable

Punto d’infiammabilità (°C)

Not applicable


Certificati d'analisi (COA)

Cerca il Certificati d'analisi (COA) digitando il numero di lotto/batch corrispondente. I numeri di lotto o di batch sono stampati sull'etichetta dei prodotti dopo la parola ‘Lotto’ o ‘Batch’.

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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)
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)
Induction of p53-independent growth inhibition in lung carcinoma cell A549 by gypenosides.
Journal of cellular and molecular medicine (2015).
Liu JS, et al.
Journal of Cellular and Molecular Medicine, 19(7), 1697-1709 (2015)
Xiao-Li Yang et al.
Bioresource technology, 101(23), 9178-9184 (2010-08-06)
This paper examined the effect of diatomite addition on membrane fouling and process performance in an anoxic/oxic submerged membrane bioreactor (A/O MBR). Particle size distribution, molecular weight distribution and microbial activity have been investigated to characterize the sludge mixed liquor.

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