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202657

Sigma-Aldrich

Arsenic

99.999% trace metals basis

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About This Item

Empirical Formula (Hill Notation):
As
CAS Number:
7440-38-2
Molecular Weight:
74.92
EC Number:
231-148-6
MDL number:
MFCD00085309
UNSPSC Code:
12141906
PubChem Substance ID:
24852109
NACRES:
NA.23
Pricing and availability is not currently available.

Assay

99.999% trace metals basis

resistivity

33.3 μΩ-cm

bp

613 °C (lit.)

mp

817 °C (lit.)

density

5.727 g/mL at 25 °C (lit.)

SMILES string

[As]

InChI

1S/As

InChI key

RQNWIZPPADIBDY-UHFFFAOYSA-N

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Application

Arsenic pieces may be used to prepare α-realgar (As4S4).[1]

Signal Word

Danger

Hazard Classifications

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

Target Organs

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

Storage Class Code

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

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
MKCW8798
MKCT0417
MKCT5811
MKCQ5817
MKCR8111

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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)
Arsenic binding to proteins.
Shengwen Shen et al.
Chemical reviews, 113(10), 7769-7792 (2013-07-03)
Meryene C Teixeira et al.
Food chemistry, 154, 38-43 (2014-02-13)
We have developed an eletroanalytical method that employs Cu(2+) solutions to determine arsenic in sugarcane brandy using an electrode consisting of carbon paste modified with carbon nanotubes (CNTPE) and polymeric resins. We used linear sweep (LSV) and differential-pulse (DPV) voltammetry
Ilona Dudka et al.
Environment international, 68, 71-81 (2014-04-10)
Environmental metabonomics is the application of metabonomics to characterize the interactions of organisms with their environment. Metabolic profiling is an exciting addition to the armory of the epidemiologist for the discovery of new disease risk biomarkers and diagnostics. This work
Tien-Hui Lu et al.
Toxicology letters, 224(1), 130-140 (2013-10-26)
Arsenic (As), a well-known high toxic metal, is an important environmental and industrial contaminant, and it induces oxidative stress, which causes many adverse health effects and diseases in humans, particularly in inorganic As (iAs) more harmful than organic As. Recently
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