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244856

Potassium

Name: Potassium
Brand: ALDRICH

ingot, 99.95% trace metals basis

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About This Item

Empirical Formula (Hill Notation):

CAS Number:

7440-09-7

Molecular Weight:

39.10

NACRES:

NA.23

PubChem Substance ID:

24854712

UNSPSC Code:

12352000

EC Number:

231-119-8

MDL number:

MFCD00133776

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Properties

vapor pressure

0.09 mmHg ( 260 °C)

assay

99.95% trace metals basis

form

ingot

composition

reaction suitability

core: potassium, reagent type: reductant

resistivity

6.1 μΩ-cm, 20°C

bp

760 °C (lit.)

mp

64 °C (lit.)

density

0.86 g/mL at 25 °C (lit.)

SMILES string

[K]

InChI

1S/K

InChI key

ZLMJMSJWJFRBEC-UHFFFAOYSA-N

Description

Application

Combines under pressure with silver metal to form 2 new compounds: K₂Ag and K₃Ag.†

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Pictograms

GHS02,GHS05

Signal Word

Danger

Storage Class

4.3 - Hazardous materials which set free flammable gases upon contact with water

WGK

WGK 1

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

PPE (personal protective equipment)

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1B - Water-react. 1

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