306568

Sigma-Aldrich

Potassium hydroxide

semiconductor grade, pellets, 99.99% trace metals basis (Purity excludes sodium content.)

Synonym(s):
Caustic potash
Linear Formula:
KOH
CAS Number:
Molecular Weight:
56.11
EC Number:
MDL number:
eCl@ss:
38100303
PubChem Substance ID:
NACRES:
NA.21

grade

semiconductor grade

Quality Level

vapor pressure

1 mmHg ( 719 °C)

assay

99.99% trace metals basis (Purity excludes sodium content.)

form

pellets

composition

KOH, >85.0%

impurities

15% water

pH

~13.5 (25 °C, 5.6 g/L)

mp

361 °C (lit.)

cation traces

Na: ≤ 500.0 ppm

SMILES string

[OH-].[K+]

InChI

1S/K.H2O/h;1H2/q+1;/p-1

InChI key

KWYUFKZDYYNOTN-UHFFFAOYSA-M

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Application

In combination with tellurium powder, mediates the quantitative pinacolization of aromatic carbonyl compounds.

Packaging

100, 500 g in poly bottle

Pictograms

CorrosionExclamation mark

Signal Word

Danger

Hazard Statements

RIDADR

UN 1813 8 / PGII

WGK Germany

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

Certificate of Origin

Ian T McCrum et al.
The journal of physical chemistry. C, Nanomaterials and interfaces, 122(29), 16756-16764 (2018-09-28)
The effect of the alkali-metal cation (Li+, Na+, K+, and Cs+) on the non-Nernstian pH shift of the Pt(554) and Pt(533) step-associated voltammetric peak is elucidated over a wide pH window (1-13), through computation and experiment. In conjunction with our...
Maria D Cabezas et al.
Methods in cell biology, 119, 261-276 (2014-01-21)
The extracellular matrix (ECM) is a complex, spatially inhomogeneous environment that is host to myriad cell-receptor interactions that promote changes in cell behavior. These biological systems can be probed and simulated with engineered surfaces, but doing so demands careful control...
Haochen Zhang et al.
Nature communications, 10(1), 3340-3340 (2019-07-28)
Electroreduction of carbon dioxide to hydrocarbons and oxygenates on copper involves reduction to a carbon monoxide adsorbate followed by further transformation to hydrocarbons and oxygenates. Simultaneous improvement of these processes over a single reactive site is challenging due to the...
Khan, R.H. et al.
Synthetic Communications, 27, 2193-2193 (1997)
Eagleson M.
Concise Encyclopedia Chemistry, 888-888 (1994)

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