SOLUÇÃO NITRATO PRATA 0,1 N TITRIPUR MERCK - (FRASCO 1L)

Modelo: 1090811000

  • R$1.159,49

  • ou até 3x de R$386,50 sem juros


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Descrição

Prata nitrato em solução
c(AgNO3) = 0.1 mol/l (0.1 N) Titripur® Reag. Ph Eur,Reag. USP

Informações fisico-químicas
Densidade 1.01 g/cm3 (20 °C)
Valor do pH 4 - 5 (H2O, 20 °C)

Especificações
Form liquid
Amount-of-substance concentration 0.0995 - 0.1005
Measurement uncertainty +/- 0.0003
Traceability NIST SRM

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.
The concentration is determined by volumetric titration and refers to 20°C.
The amount-of-substance concentration of this volumetric solution is 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.

Etiquetas: nitrato prata, solução Titripur, solução Mercl, solução 0, 1N

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