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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.
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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
