1.01810

Conductivity water ( nominal 0 mS/cm)

Test solution for measurement of electrolytic conductivity, traceable to PTB Certipur^®

• Synonym(s): Water, Deionized water
• Linear Formula: H₂O
• CAS Number: 7732-18-5
• Molecular Weight: 18.02
• Beilstein: 2050024
• MDL number: MFCD00011332
• UNSPSC Code: 41116107
• NACRES: NA.24

Properties

• vapor pressure: 23 hPa ( 20 °C)
• Quality Level: 100
• 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
• SMILES string: O
• InChI: 1S/H2O/h1H2
• InChI key: XLYOFNOQVPJJNP-UHFFFAOYSA-N

Description

General description

The nominal conductivity value of the standard is determined by an accredited Merck calibration laboratory for pH value and electrolytic conductivity.

This product is directly traceable to the corresponding primary reference material from the Physikalisch Technische Bundesanstalt (PTB), Germany.

Application

Used as a control sample to measure conductivity of aqueous electrolyte solutions.

Analysis Note

Electrical conductivity (25 °C): 0 - 0.002 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