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Merck

757551

Sigma-Aldrich

Kaliumhydroxid

anhydrous, ≥99.95% trace metals basis

Synonym(e):

Aetzkali

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About This Item

Lineare Formel:
KOH
CAS-Nummer:
Molekulargewicht:
56.11
EG-Nummer:
MDL-Nummer:
UNSPSC-Code:
12352302
PubChem Substanz-ID:
NACRES:
NA.23

Qualität

anhydrous

Qualitätsniveau

Dampfdruck

1 mmHg ( 719 °C)

Assay

≥99.95% trace metals basis

Form

crystals or chunks
powder and chunks
powder or crystals

Verunreinigungen

≤500.0 ppm Trace Metal Analysis

mp (Schmelzpunkt)

361 °C (lit.)

Löslichkeit

H2O: soluble 1120 g/L

SMILES String

[OH-].[K+]

InChI

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

InChIKey

KWYUFKZDYYNOTN-UHFFFAOYSA-M

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Allgemeine Beschreibung

Potassium hydroxide (KOH) is also known as caustic potash. It is a strong alkali or a solid base compound that can be used in a variety of industrial applications. It finds its usage in the production of soaps, cleaners and detergents.

Anwendung

  • Biodiesel Production from Waste Cooking Oil: Describes the use of potassium hydroxide in biodiesel production, emphasizing its effectiveness in catalyzing the transesterification of waste cooking oil (K Komaladevi, R Pandithurai, 2023).
  • Chemical Activation for Dye Adsorption: Utilizes potassium hydroxide in the activation process to enhance the adsorption capacity of hemp-based activated carbon, crucial for environmental cleanup and management (Y Toptaş, B Yavuz, A Aksoğan Korkmaz, et al., 2024).
  • Surface Modification of Raphia Fibres: Highlights the use of potassium hydroxide for the chemical modification of Raphia fibres to improve their mechanical properties and water absorption, relevant in textile and material engineering (I Omemereyore, OT Uzoma, et al., 2024).
  • High-Performance Supercapacitors: Discusses the role of potassium hydroxide in enhancing the charge storage performance of electrodes, critical for the development of advanced energy storage systems (Y Pei, Z Ren, X Wu, et al., 2024).

Piktogramme

CorrosionExclamation mark

Signalwort

Danger

Gefahreneinstufungen

Acute Tox. 4 Oral - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A

Lagerklassenschlüssel

8A - Combustible corrosive hazardous materials

WGK

WGK 1

Flammpunkt (°F)

Not applicable

Flammpunkt (°C)

Not applicable


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