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202657

Sigma-Aldrich

Arsenic

99.999% trace metals basis

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About This Item

Fórmula empírica (Notação de Hill):
As
Número CAS:
7440-38-2
Peso molecular:
74.92
Número CE:
231-148-6
Número MDL:
MFCD00085309
Código UNSPSC:
12141906
ID de substância PubChem:
24852109
NACRES:
NA.23

Ensaio

99.999% trace metals basis

resistividade

33.3 μΩ-cm

p.e.

613 °C (lit.)

pf

817 °C (lit.)

densidade

5.727 g/mL at 25 °C (lit.)

cadeia de caracteres SMILES

[As]

InChI

1S/As

chave InChI

RQNWIZPPADIBDY-UHFFFAOYSA-N

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Aplicação

Arsenic pieces may be used to prepare α-realgar (As4S4).

Palavra indicadora

Danger

Classificações de perigo

Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1A - Repr. 1A - STOT RE 1 Oral

Órgãos-alvo

Respiratory organs,Cardio-vascular system,Gastro-intestinal system,Central nervous system,Nervous system

Código de classe de armazenamento

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

Classe de risco de água (WGK)

WGK 3

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable

Equipamento de proteção individual

Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges

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Certificados de análise (COA)

Lot/Batch Number
MKCQ5817
MKCQ2167
MKCP3790
MKCL8969
MKCJ6841

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Valence and core-level binding energy shifts in realgar (As 4 S 4) and pararealgar (As 4 S 4) arsenic sulfides.
Bullen HA, et al.
Surface Science, 531(3), 319-328 (2003)
Claes Bergqvist et al.
Environmental pollution (Barking, Essex : 1987), 184, 540-546 (2013-11-05)
The toxicity of arsenic (As) in the environment is controlled by its concentration, availability and speciation. The aims of the study were to evaluate the accumulation and speciation of As in carrot, lettuce and spinach cultivated in soils with various
M Azizur Rahman et al.
Aquatic toxicology (Amsterdam, Netherlands), 146, 212-219 (2013-12-11)
Arsenic (As) is extremely toxic to living organisms at high concentration. In aquatic systems, As exists in different chemical forms. The two major inorganic As (iAs) species are As(V), which is thermodynamically stable in oxic waters, and As(III), which is
Lucia Cavalca et al.
Future microbiology, 8(6), 753-768 (2013-04-17)
Arsenic is present in many environments and is released by various natural processes and anthropogenic actions. Although arsenic is recognized to cause a wide range of adverse health effects in humans, diverse bacteria can metabolize it by detoxification and energy
Arsenic binding to proteins.
Shengwen Shen et al.
Chemical reviews, 113(10), 7769-7792 (2013-07-03)
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