1.01557

Potassium chloride solution

nominal 0.147 mS/cm, certified reference material for the measurement of electrolytic conductivity (c=0.001 mol/l) Certipur^®

• Synonym(s): Potassium chloride solution
• Linear Formula: KCl
• CAS Number: 7447-40-7
• Molecular Weight: 74.55
• Beilstein: 1711999
• MDL number: MFCD00011360
• UNSPSC Code: 41116107

Properties

• grade: certified reference material
• Quality Level: 300
• Agency: ISO (17025, 17034)
• product line: Certipur^®
• density: 0.998 g/cm³ at 20 °C
• application(s): environmental
• format: single component solution
• storage temp.: 15-25°C
• SMILES string: [Cl-].[K+]
• InChI: 1S/ClH.K/h1H;/q;+1/p-1
• InChI key: WCUXLLCKKVVCTQ-UHFFFAOYSA-M

Description

General description

This product is directly traceable to the corresponding primary reference material from the Physikalisch Technische Bundesanstalt (PTB), Germany. The electrolytic conductivity of this standard is validated using a conductivity meter from an accredited Merck calibration laboratory.

Please visit ISO certificates and Site Quality Self-Assessments to access the current certificates of accreditation.

Download your certificate at http://www.sigma-aldrich.com to view certified values, including uncertainty and expiry date.

Application

Certified reference material (CRM) for use in aqueous solution for measuring conductivity cell constant or as a control sample.

Analysis Note

Electrical conductivity (25 °C): 0.144 - 0.150 mS/cm

Legal Information

CERTIPUR is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• Storage Class Code: 12 - Non Combustible Liquids
• WGK: nwg