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Merck
CN

679909

Potassium

cubes (in mineral oil), 99.5% trace metals basis

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About This Item

Empirical Formula (Hill Notation):
K
CAS Number:
7440-09-7
Molecular Weight:
39.10
NACRES:
NA.23
PubChem Substance ID:
24885519
UNSPSC Code:
12141804
MDL number:
MFCD00133776

Key Documents

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InChI

1S/K

SMILES string

[K]

InChI key

ZLMJMSJWJFRBEC-UHFFFAOYSA-N

vapor pressure

0.09 mmHg ( 260 °C)

assay

99.5% trace metals basis

form

cubes (in mineral oil)

reaction suitability

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.)

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Application

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

Preparation Note

1 cube = ~20g

pictograms

FlameCorrosion
GHS02,GHS05

signalword

Danger

hcodes

H260,H314

Hazard Classifications

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

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

Regulatory Information

监管及禁止进口产品
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Certificates of Analysis (COA)

Lot/Batch Number
MKCP6572
MKCN5725
MKCN1609
MKCL2365
SHBJ9834

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Nicole Schmitt et al.
Physiological reviews, 94(2), 609-653 (2014-04-03)
About 10 distinct potassium channels in the heart are involved in shaping the action potential. Some of the K+ channels are primarily responsible for early repolarization, whereas others drive late repolarization and still others are open throughout the cardiac cycle.
Glucose-insulin-potassium revived: current status in acute coronary syndromes and the energy-depleted heart.
Alexandra N Grossman et al.
Circulation, 127(9), 1040-1048 (2013-03-06)
Pieter Clauw et al.
Plant physiology, 167(3), 800-816 (2015-01-22)
Although the response of plants exposed to severe drought stress has been studied extensively, little is known about how plants adapt their growth under mild drought stress conditions. Here, we analyzed the leaf and rosette growth response of six Arabidopsis
Jordan E Bisanz et al.
Applied and environmental microbiology, 81(15), 4965-4975 (2015-05-17)
The nutritional status of pregnant women is vital for healthy outcomes and is a concern for a large proportion of the world's population. The role of the microbiota in pregnancy and nutrition is a promising new area of study with
Stefan D Anker et al.
European journal of heart failure, 17(10), 1050-1056 (2015-05-27)
Hyperkalaemia in heart failure patients limits use of cardioprotective renin-angiotensin-aldosterone system inhibitors (RAASi). Sodium zirconium cyclosilicate (ZS-9) is a selective potassium ion trap, whose mechanism of action may allow for potassium binding in the upper gastrointestinal tract as early as
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