757551
Potassium hydroxide
≥99.95% trace metals basis
Synonym(s):
Caustic potash
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About This Item
Linear Formula:
KOH
CAS Number:
Molecular Weight:
56.11
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
215-181-3
MDL number:
eCl@ss:
38100303
Assay:
≥99.95% trace metals basis
Grade:
anhydrous
Form:
crystals or chunks, powder and chunks, powder or crystals
Solubility:
H2O: soluble 1120 g/L
grade
anhydrous
Quality Level
vapor pressure
1 mmHg ( 719 °C)
assay
≥99.95% trace metals basis
form
crystals or chunks, powder and chunks, powder or crystals
reaction suitability
core: potassium
impurities
≤500.0 ppm Trace Metal Analysis
mp
361 °C (lit.)
solubility
H2O: soluble 1120 g/L
anion traces
(Boron (B)≤ 0.1 ppm)
cation traces
Ag: ≤0.1 ppm, Al: ≤0.4 ppm, Ba: ≤1.0 ppm, Ca: ≤1.9 ppm, Cr: ≤0.3 ppm, Cu: ≤0.5 ppm, Fe: ≤0.7 ppm, Mg: ≤0.4 ppm
SMILES string
[OH-].[K+]
InChI
1S/K.H2O/h;1H2/q+1;/p-1
InChI key
KWYUFKZDYYNOTN-UHFFFAOYSA-M
General description
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.
Application
- 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).
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signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A
Storage Class
8A - Combustible corrosive hazardous materials
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
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The many uses of Potassium Compounds
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Channelrhodopsin (ChR) is a light-gated cation channel that responds to blue light. Since ChR can be readily expressed in specific neurons to precisely control their activities by light, it has become a powerful tool in neuroscience. Although the recently solved
Ashok R Patel et al.
Journal of agricultural and food chemistry, 63(19), 4862-4869 (2015-05-02)
The aim of this study was to use a detailed rheological characterization to gain new insights into the gelation behavior of natural waxes. To make a comprehensive case, six natural waxes (differing in the relative proportion of chemical components: hydrocarbons
Global Trade Item Number
| SKU | GTIN |
|---|---|
| 757551-5G | 04061832970493 |
| 757551-25G | 04061832970479 |