1.04604

Conductivity water (nominal 0 mS/cm) certified reference material

Test solution for measurement of electrolytic conductivity, traceable to PTB

Properties

• Agency: traceable to PTB
• Quality Level: 300
• form: liquid
• refractive index: n20/D 1.34 (lit.)
• pH: 7 (20 °C)
• bp: 100 °C (lit.)
• mp: 0 °C (lit.)
• density: 1.000 g/mL at 3.98 °C (lit.)
• storage temp.: 15-25°C

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): 0 - 0.002 mS/cm

Legal Information

CERTIPUR^®

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