Skip to Content
Merck
CN

Key Documents

View All Documentation

24-3890

Potassium

SAJ first grade

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Empirical Formula (Hill Notation):
K
CAS Number:
7440-09-7
Molecular Weight:
39.10
UNSPSC Code:
12352300
PubChem Substance ID:
329752469
EC Number:
231-119-8
MDL number:
MFCD00133776
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

grade

SAJ first grade

vapor pressure

0.09 mmHg ( 260 °C)

reaction suitability

reagent type: reductant

availability

available only in Japan

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

Application

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

Still not finding the right product?

Explore all of our products under Potassium

pictograms

FlameCorrosion
GHS02,GHS05

signalword

Danger

hcodes

H260,H314

supp_hazards

EUH014

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

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

Hazard Classifications

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

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

It looks like we've run into a problem, but you can still download Certificates of Analysis from our Documents section.

If you need assistance, please contact Customer Support

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library