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S9663

Sigma-Aldrich

Sodium arsenate dibasic heptahydrate

ACS reagent, ≥98%

Sinônimo(s):

Disodium hydrogen arsenate heptahydrate, di-Sodium hydrogen arsenate heptahydrate

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About This Item

Fórmula linear:
Na2HAsO4 · 7H2O
Número CAS:
10048-95-0
Peso molecular:
312.01
Número MDL:
MFCD00149179
Código UNSPSC:
12352302
ID de substância PubChem:
329824631
NACRES:
NB.24

grau

ACS reagent

Nível de qualidade

200

Ensaio

≥98%
98.0-102.0%

Formulário

powder

Impurezas

≤0.005% Insoluble matter

pH

8.5-9 (25 °C, 50 g/L)

traços de ânion

arsenite (As2O3): ≤0.01%
chloride (Cl-): ≤0.001%
nitrate (NO3-): ≤0.005%
sulfate (SO42-): ≤0.01%

traços de cátion

Fe: ≤0.001%
heavy metals (as Pb): ≤0.002%

cadeia de caracteres SMILES

O.O.O.O.O.O.O.[Na+].[Na+].O[As]([O-])([O-])=O

InChI

1S/AsH3O4.2Na.7H2O/c2-1(3,4)5;;;;;;;;;/h(H3,2,3,4,5);;;7*1H2/q;2*+1;;;;;;;/p-2

chave InChI

KOLXPEJIBITWIQ-UHFFFAOYSA-L

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Aplicação

Sodium arsenate dibasic heptahydrate can be used as an internal standard for the quantification of arsenic species using various spectroscopic methods.

Palavra indicadora

Danger

Frases de perigo

H301 + H331,H350,H410

Classificações de perigo

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

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

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William Brattin et al.
Journal of toxicology and environmental health. Part A, 76(7), 449-457 (2013-04-25)
This study describes a method for measuring the relative oral bioavailability (RBA) of arsenic (As) in soil and other soil-like media using young swine as the animal model. Groups of animals are exposed to site soil or sodium arsenate orally
Jaydip Biswas et al.
Asian Pacific journal of cancer prevention : APJCP, 11(1), 239-247 (2010-07-03)
Inorganic arsenic (As) is considered as a human carcinogen because it is associated with cancers of skin, lung, liver and bladder in exposed population. Consumption of As contaminated ground water for long term causes oxidative stress. Generation of reactive oxygen
Samantha L Goggin et al.
Neurotoxicology, 33(5), 1338-1345 (2012-09-11)
Over the past two decades, key advancements have been made in understanding the complex pathology that occurs following not only high levels of arsenic exposure (>1 ppm) but also levels previously considered to be low (<100 ppb). Past studies have
Fariha Qureshi et al.
Journal of Ayub Medical College, Abbottabad : JAMC, 21(4), 63-69 (2010-11-12)
Arsenic is a teratogenic agent present in the environment as oxides and arsenate and humans are exposed to it through contaminated drinking water, food, soil and air. This investigation was undertaken to evaluate protective role of Vitamin C and E
Deniz Yildiz et al.
Biological trace element research, 150(1-3), 451-459 (2012-08-15)
The objective of the present study was to investigate if arsenic exposure results in glutathione efflux from human erythrocytes. Arsenite significantly depleted intracellular nonprotein thiol level in a time- and concentration-dependent manner. The intracellular nonprotein thiol level was decreased to
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