1.60331

Potassium chloride solution

c(KCl) = 1 mol, ready-to-use volumetric solution for titration, Titriplex^®

• Wzór liniowy: KCl
• Numer CAS: 7447-40-7
• Masa cząsteczkowa: 74.55
• Beilstein: 1711999
• Numer MDL: MFCD00011360
• Kod UNSPSC: 12352305

Właściwości

• product name: Potassium chloride solution, c(KCl) = 1 mol; standardised against silver nitrate solution, Titripur^®
• agency: traceable to NIST
• Poziom jakości: 200
• linia produktu: Titripur^®
• Postać: liquid
• jakość: Analyzed in our ISO 17025 accredited QC lab
• przydatność reakcji: reaction type: Acid-base reactions
• metody: titration: suitable
• temp. przechowywania: 15-25°C
• ciąg SMILES: [Cl-].[K+]
• InChI: 1S/ClH.K/h1H;/q;+1/p-1
• Klucz InChI: WCUXLLCKKVVCTQ-UHFFFAOYSA-M

Opis

Cechy i korzyści

Accreditation:
This volumetric solution is analyzed by our calibration laboratory D-K-15185-01-00 which is accredited according to DIN EN ISO/IEC 17025 for analysis of amount-of-substance concentrations in volumetric solutions by DAkkS (Deutsche Akkreditierungsstelle - German National Accreditation Body). The accreditation certificate can be found at www.sigmaaldrich.com/ISO17025.

Opakowanie

SKU-pack size numbers ending with a "3" are SmartChemicals with an RFID tag on the label for seamless data transfer to the instrument, e.g. xxxxxx1003 or xxxxxxx 4003. More information on www.sigmaaldrich.com/SmartChemicals

Komentarz do analizy

Form liquid
Amount-of-substance concentration 0.995 - 1.005 mol/L
Measurement uncertainty ± 0.003 mol/L
Traceability NIST SRM

The concentration is determined by volumetric titration and refers to 20°C.
The amount-of-substance concentration of this volumetric solution is determined with standardized silver nitrate solution (article number 1.09081). The silver nitrate solution is standardized and traceable to a primary standard reference material (SRM) from the National Institute of Standards and Technology, Gaithersburg, USA (NIST SRM 999 potassium chloride) by means of volumetric standard sodium chloride (article number 1.02406), certified reference material according to ISO 17034, analyzed by our accredited calibration laboratory of Merck KGaA, Darmstadt, Germany according to DIN EN ISO/IEC 17025. The uncertainty is expressed as expanded measurement uncertainty with a coverage factor k=2 covering a confidence level of 95%.

Note: The titer is a correction factor to correct for variations of the volumetric solution, the titration equipment, the temperature and other laboratory conditions. For correct titration results it is recommended to determine a titer with the laboratory specific equipment and under laboratory specific conditions directly after opening a new bottle and at regular time intervals.

Informacje prawne

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

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Informacja o środkach bezpieczeństwa

• Kod klasy składowania: 12 - Non Combustible Liquids
• Klasa zagrożenia wodnego (WGK): WGK 1
• Temperatura zapłonu (°F): Not applicable
• Temperatura zapłonu (°C): Not applicable