455857

Sigma-Aldrich

Sodium arsenate dibasic heptahydrate

99.995% trace metals basis

Synonym(s):
Sodium hydrogenarsenate heptahydrate, Disodium hydrogen arsenate heptahydrate
Linear Formula:
Na2HAsO4 · 7H2O
CAS Number:
Molecular Weight:
312.01
MDL number:
PubChem Substance ID:
Pricing and availability is not currently available.

assay

99.995% trace metals basis

form

crystalline

reaction suitability

reagent type: catalyst
core: arsenic

mp

180 °C (dec.) (lit.)

solubility

H2O: slightly soluble(lit.)

SMILES string

[Na+].[Na+].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].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

InChI key

KOLXPEJIBITWIQ-UHFFFAOYSA-L

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Signal Word

Danger

Hazard Statements

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves

RIDADR

UN 1685 6.1 / PGII

WGK Germany

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis
Certificate of Origin
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...
Deniz Yildiz et al.
Journal of trace elements in medicine and biology : organ of the Society for Minerals and Trace Elements (GMS), 26(1), 53-58 (2011-12-20)
The objective of the present study was to investigate if arsenate V exposure results in glutathione efflux from human erythrocytes. The changes in intracellular and extracellular nonprotein sulfhydryl and glutathione levels were determined in arsenate (V) exposed erythrocytes. Presence of...
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...
Dae Hyun Baek et al.
Journal of applied toxicology : JAT, 32(8), 617-626 (2011-12-02)
The embryonic stem cell test (EST) is a validated in vitro embryotoxicity test; however, as the inhibition of cardiac differentiation alone is used as a differentiation endpoint in the EST, it may not be a useful test to screen embryotoxic...
Shugo Suzuki et al.
Toxicology, 299(2-3), 155-159 (2012-06-06)
Inorganic arsenic is a known human carcinogen, inducing tumors of the skin, urinary bladder and lung. It is metabolized to organic methylated arsenicals. 2,3-Dimercaptopropane-1-sulfonic acid (DMPS), a chelating agent, is capable of reducing pentavalent arsenicals to the trivalent state and...

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