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202657

Sigma-Aldrich

Arsenic

99.999% trace metals basis

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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

Quality Level

100

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).

signalword

Danger

Hazard Classifications

Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1A - Eye Dam. 1 - Skin Irrit. 2

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

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

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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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.
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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
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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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