Potassium chloride

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Cat.No. 3147 - Potassium chloride | KCl | CAS No. 7447-40-7
Description: Commonly used laboratory reagent
Purity: ≥99%
Citations (2)

Biological Activity

Commonly used laboratory reagent

Technical Data

M. Wt 74.55
Formula KCl
Storage Store at RT
Purity ≥99%
CAS Number 7447-40-7
PubChem ID 4873
Smiles [K]Cl

The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.

All Tocris products are intended for laboratory research use only.

Solubility Data

Solvent Max Conc. mg/mL Max Conc. mM
water 149.1 2000

Preparing Stock Solutions

The following data is based on the product molecular weight 74.55. Batch specific molecular weights may vary from batch to batch due to solvent of hydration, which will affect the solvent volumes required to prepare stock solutions.

Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 13.41 mL 67.07 mL 134.14 mL
5 mM 2.68 mL 13.41 mL 26.83 mL
10 mM 1.34 mL 6.71 mL 13.41 mL
50 mM 0.27 mL 1.34 mL 2.68 mL

Molarity Calculator

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*When preparing stock solutions always use the batch-specific molecular weight of the product found on the vial label and SDS / CoA (available online).

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Product Datasheets

Certificate of Analysis / Product Datasheet
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Safety Datasheet


References are publications that support the products' biological activity.

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2 Citations for Potassium chloride

Citations are publications that use Tocris products. Selected citations for Potassium chloride include:

Shanley et al (2011) Evidence for regulatory diversity and auto-regulation at the TAC1 locus in sensory neurones. Pain 8 10 PMID: 21294877

Crawford et al (2012) Differential requirement for protein synthesis in presynaptic unmuting and muting in hippocampal glutamate terminals. PLoS One 7 e51930 PMID: 23272190

Do you know of a great paper that uses Potassium chloride from Tocris? If so please let us know.

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