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Merck

267961

Arsenic

powder, ≥99.997% trace metals basis

Synonym(s):

Arsenic black, Arsenic-75

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About This Item

Empirical Formula (Hill Notation):
As
CAS Number:
Molecular Weight:
74.92
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12141906
EC Number:
231-148-6
MDL number:
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assay

≥99.997% trace metals basis

form

powder

reaction suitability

core: arsenic

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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signalword

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

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

ppe

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



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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
Zhijie M Yu et al.
Environment international, 66, 115-123 (2014-02-28)
Consumption of arsenic contaminated drinking water causes a large variety of adverse health outcomes. Body mass index (BMI), which is linked to diet, is positively associated with arsenic methylation capacity. We investigated the association between an obesity-related diet and arsenic
Tse-Yen Yang et al.
Environmental research, 128, 57-63 (2013-11-26)
Arsenic is a well-documented carcinogen of human urothelial carcinoma (UC) with incompletely understood mechanisms. This study aimed to compare the genome-wide DNA methylation profiles of arsenic-induced UC (AsUC) and non-arsenic-induced UC (Non-AsUC), and to assess associations between site-specific methylation levels