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Merck
CN

255785

Sigma-Aldrich

乙酸钾

99.98% trace metals basis

别名:

Acetic acid potassium salt, Ethanoic acid potassium salt, Potassium ethanoate

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About This Item

线性分子式:
CH3COOK
CAS Number:
分子量:
98.14
Beilstein:
3595449
EC 号:
MDL编号:
UNSPSC代码:
12352302
PubChem化学物质编号:
NACRES:
NA.23

质量水平

方案

99.98% trace metals basis

表单

powder or chunks

反应适用性

core: potassium

溶解性

H2O: soluble 98.2 g/L at 20 °C (completely)

密度

1.57 g/cm3 at 25 °C (lit.)

SMILES字符串

[K+].CC([O-])=O

InChI

1S/C2H4O2.K/c1-2(3)4;/h1H3,(H,3,4);/q;+1/p-1

InChI key

SCVFZCLFOSHCOH-UHFFFAOYSA-M

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一般描述

Potassium acetate is a white, hygroscopic crystalline salt that is readily soluble in water and most polar organics. High-purity grades up to99.98% (trace-metals basis) are commercially available for micro-electronics,molecular-biology and pharmaceutical uses. It is non-corrosive, biodegradable and offers good electrical conductivity, and as an additive/catalyst in a range of organic and energy-materials syntheses.

应用

Potassium acetate can be used as:
  • An electrolyte additive in potassium-ion batteries, enhancing ionic conductivity (up to 15 mS/cm) and cycle stability by forming stable solid-electrolyte interphases.
  • A heterogeneous transesterification catalyst for biodiesel – Ultrasound-assisted impregnation of zeolites with potassium acetate (12 wt %) yields solid bases (12K/NaA) that convert palm oil to FAME.

储存分类代码

11 - Combustible Solids

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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