1.01203

Potassium chloride solution (nominal 1.41 mS/cm)

nominal 1.41 mS/cm, certified reference material for the measurement of electrolytic conductivity (c=0.01 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^®
• pH: 7 (20 °C in H₂O)
• bp: 100 °C/1013 hPa
• 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 certified reference material (CRM)is directly traceable to the corresponding primary reference material from the Physikalisch Technische Bundesanstalt (PTB), Germany. The electrolytic conductivity of this standard is determined 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

Intended for use in aqueous solution for measuring conductivity cell constant or as a control sample.

Analysis Note

Electrical conductivity (25 °C): 1.399 - 1.419 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
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable