Potassium chloride
Catalog Number
ACM7447407
CAS
7447-40-7
IUPAC Name
Potassium;chloride
Synonyms
Klotrix
Application
Potassium chloride, known chemically as KCl, serves a wide range of purposes across various industries due to its unique properties as a colorless or white crystalline compound. Primarily, it is utilized as an essential nutrient in agricultural settings, offering a vital source of potassium to plants, thereby enhancing their growth and preventing disease. In the food industry, potassium chloride is valued for its role as a salt substitute and dietary supplement, contributing to the flavor profile and structural integrity of foods, including low-sodium and artificially sweetened products. Medically, it acts as an electrolyte replenisher, addressing deficiencies such as hypokalemia by ensuring balanced potassium levels in the blood. Beyond these applications, potassium chloride is also pivotal in industrial processes, used in the heat treatment of steels and the production of porcelain enamels, leveraging its stability at high temperatures and beneficial interaction with other substances. Overall, potassium chloride's versatility and effectiveness underline its integral role in agriculture, food production, and healthcare.
Molecular Weight
74.55
Molecular Formula
ClK
Product Information
Description
The chemical compound potassium chloride (KCl) is a metal halide salt composed of potassium and chloride. It is odorless and has a white or colorless vitreous crystal appearance. The solid dissolves readily in water and its solutions have a salt-like taste. KCl is used in medicine, scientific applications, food processing, and used to cause cardiac arrest as the third drug in the “three drug cocktail” for executions by lethal injection. It occurs naturally as the mineral sylvite and in combination with sodium chloride as sylvinite.
Canonical SMILES
[Cl-].[K+]
InChI
InChI=1S/ClH.K/h1H;/q;+1/p-1
InChI Key
WCUXLLCKKVVCTQ-UHFFFAOYSA-M
Boiling Point
1420 °C
Melting Point
770 °C
Flash Point
1500 °C
Purity
99%+
Density
1.98 g/mL at 25 °C (lit.)
Solubility
Freely soluble in water, insoluble in ethanol
Appearance
White crystals
Storage
2-8 °C
Complexity
2
Covalently-Bonded Unit Count
2
Exact Mass
73.9325592
Heavy Atom Count
2
Monoisotopic Mass
73.9325592
Odor
Odorless
Refractive Index
n20/D 1.334
Rotatable Bond Count
0
Topological Polar Surface Area
0 Ų
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