potassium

CAS7440-09-7

Danger

Consulting for potassium

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Identification

CAS Number: 7440-09-7
EC Number: 231-119-8
UN Number: 2257
Index Number: 019-001-00-2
PubChem CID: 5462222

Physical-chemical properties

Molecular Formula: K
Molar Mass: 39.10 g/mol
IUPAC Name: potassium

Chemical Identifiers

InChI: InChI=1S/K
InChI Key: ZLMJMSJWJFRBEC-UHFFFAOYSA-N

Overview

potassium (CAS: 7440-09-7) is a chemical compound widely used in industry. The molecular formula is K. The molar mass is 39.10 g/mol.

Safety & Classification

Danger

Classification:

Water-react. 1; Skin Corr. 1B

GHS Pictograms

Flame

GHS02

Flammable. May ignite on contact with air, water, or heat sources.

Corrosion

GHS05

Corrosive. Causes severe skin burns and eye damage.

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H260

In contact with water releases flammable gases which may ignite spontaneously.

H314

Causes severe skin burns and eye damage.

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

Skin Contact

Harmful

Measures if substance contacts the skin

First Aid Actions

+P302IF ON SKIN:
+P352Wash with plenty of water.
+P361Take off immediately all contaminated clothing.
+P313Get medical advice/attention.

Related hazard statements:

H314

Eye Contact

Harmful

Measures if substance gets into the eyes

First Aid Actions

+P305IF IN EYES:
+P351Rinse cautiously with water for several minutes.
+P338Remove contact lenses, if present and easy to do. Continue rinsing.
+P313Get medical advice/attention.

Related hazard statements:

H314

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	2257
ADR Class	4.3
Packing Group	I
Tunnel Code	B/E
Proper Shipping Name	Kalium
Marine Pollutant	No

Frequently Asked Questions

What is potassium?

potassium (CAS 7440-09-7) is a chemical substance with the formula K used in various industrial applications.

What are the properties of potassium?

potassium has a molar mass of 39.10 g/mol. It is classified as Water-react. 1; Skin Corr. 1B. See the technical data above for more details.

How to store potassium safely?

potassium 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 potassium dangerous?

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

Where can I buy potassium?

You can order potassium (CAS 7440-09-7) from OYSI. We deliver across Europe and offer technical consulting as well as complete compliance documentation.