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Merck
CN

757551

Sigma-Aldrich

氢氧化钾

anhydrous, ≥99.95% trace metals basis

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别名:
苛性钾
线性分子式:
KOH
CAS号:
分子量:
56.11
EC 号:
MDL编号:
UNSPSC代码:
12352302
PubChem化学物质编号:
NACRES:
NA.23

等级

anhydrous

质量水平

蒸汽压

1 mmHg ( 719 °C)

检测方案

≥99.95% trace metals basis

形式

crystals or chunks
powder and chunks
powder or crystals

杂质

≤300.0 ppm Trace Metal Analysis

mp

361 °C (lit.)

溶解性

H2O: soluble 1120 g/L

SMILES字符串

[OH-].[K+]

InChI

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

InChI key

KWYUFKZDYYNOTN-UHFFFAOYSA-M

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一般描述

氢氧化钾(KOH)又称苛性钾。它属于强碱或固体碱化合物,在工业上有多种用途。可用于生产肥皂、清洁剂和去污剂。

应用

  • 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).

象形图

CorrosionExclamation mark

警示用语:

Danger

危险声明

危险分类

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

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable

法规信息

危险化学品

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