arsenic

CAS7440-38-2

Danger

Consulting for arsenic

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Identification

CAS Number: 7440-38-2
EC Number: 231-148-6
UN Number: 1558
Index Number: 033-001-00-X
PubChem CID: 5359596

Physical-chemical properties

Molecular Formula: As
Molar Mass: 74.92 g/mol
IUPAC Name: arsenic

Chemical Identifiers

InChI: InChI=1S/As
InChI Key: RQNWIZPPADIBDY-UHFFFAOYSA-N

Overview

arsenic (CAS: 7440-38-2) is a chemical compound widely used in industry. The molecular formula is As. The molar mass is 74.92 g/mol.

Safety & Classification

Danger

Classification:

Acute Tox. 3 *; Acute Tox. 3 *; Aquatic Acute 1; Aquatic Chronic 1

GHS Pictograms

Skull and Crossbones

GHS06

Acute toxicity. Fatal if swallowed, in contact with skin, or if inhaled.

Environment

GHS09

Environmental hazard. Toxic to aquatic life with long lasting effects.

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H331

Toxic if inhaled.

H301

Toxic if swallowed.

H400

Very toxic to aquatic life.

H410

Very toxic to aquatic life with long lasting effects.

Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).

First Aid Measures

Inhalation

Toxic

Measures if vapours or dust are inhaled

First Aid Actions

+P304IF INHALED:
+P340Remove person to fresh air and keep comfortable for breathing.
+P311Call a POISON CENTER/doctor.

Related hazard statements:

H331

Ingestion

Toxic

Measures if substance is accidentally swallowed

First Aid Actions

+P301IF SWALLOWED:
+P330Rinse mouth.
+P331Do NOT induce vomiting.
+P310Immediately call a POISON CENTER/doctor.

Related hazard statements:

H301

General Measures

Emergency 112 | Poison Control: +49 30 19240 (DE), +33 1 45 42 59 59 (FR), +31 30 274 88 88 (NL)

First aid measures are based on CLP classification and associated P-statements. They do not replace the Safety Data Sheet (SDS). In case of emergency, always consult the full SDS and a physician.

Transport (ADR)

UN Number	1558
ADR Class	6.1
Packing Group	II
Tunnel Code	D/E
Proper Shipping Name	Arsen, metallisch
Marine Pollutant	No

Frequently Asked Questions

What is arsenic?

arsenic (CAS 7440-38-2) is a chemical substance with the formula As used in various industrial applications.

What are the properties of arsenic?

arsenic has a molar mass of 74.92 g/mol. It is classified as Acute Tox. 3 *; Acute Tox. 3 *; Aquatic Acute 1; Aquatic Chronic 1. See the technical data above for more details.

How to store arsenic safely?

arsenic should be stored according to the Safety Data Sheet instructions. Follow the GHS labeling and keep the substance in a cool, dry and well-ventilated place.

Is arsenic dangerous?

arsenic carries the signal word "Danger". 2 GHS pictograms apply. Always follow the safety instructions in the data sheet.

Where can I buy arsenic?

You can order arsenic (CAS 7440-38-2) from OYSI. We deliver across Europe and offer technical consulting as well as complete compliance documentation.