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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

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).

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

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)
M G Mostafa et al.
Occupational and environmental medicine, 70(11), 768-773 (2013-10-22)
Data on the role of arsenic in renal cancer are suggestive but inconclusive. The present analysis aimed to determine whether renal cancers were more likely in Bangladeshi villagers exposed to high arsenic concentration in well water and, if so, whether
Luis Rodríguez-Lado et al.
Science (New York, N.Y.), 341(6148), 866-868 (2013-08-24)
Arsenic-contaminated groundwater used for drinking in China is a health threat that was first recognized in the 1960s. However, because of the sheer size of the country, millions of groundwater wells remain to be tested in order to determine the
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
Arsenic binding to proteins.
Shengwen Shen et al.
Chemical reviews, 113(10), 7769-7792 (2013-07-03)
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