1.01810

Wasser

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

• Synonym(e): Water, Deionized water
• Lineare Formel: H₂O
• CAS-Nummer: 7732-18-5
• Molekulargewicht: 18.02
• NACRES: NA.24
• UNSPSC Code: 41116107
• Beilstein/REAXYS Number: 2050024
• MDL number: MFCD00011332

Eigenschaften

• vapor pressure: 23 hPa ( 20 °C)
• Quality Segment: 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

Beschreibung

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

Elektrische Leitfähigkeit (25 °C): 0 - 0.002 mS/cm

Legal Information

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

Sicherheitshinweise

• Lagerklasse: 12 - Non Combustible Liquids
• Was ist los?: nwg
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable