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Merck 109162 Tetra-n-butylammonium hydroxide solution in 2-propanol/methanol for titrations in nonaqueous media c[(C₄H₉)₄NOH] 0

Katalog No: 109162.1000

Marka: Merck

8.005,20 ₺
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Merck 109162 Tetra-n-butylammonium hydroxide solution in 2-propanol/methanol for titrations in nonaqueous media c[(C₄H₉)₄NOH] = 0.1 mol/l (0.1 N) Titripur® Reag. USP

Grade: Reag. USP

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Merck 109162 Tetra-n-butylammonium hydroxide solution in 2-propanol/methanol for titrations in nonaqueous media c[(C₄H₉)₄NOH] = 0.1 mol/l (0.1 N) Titripur® Reag. USP

 

Temel Özellikler Tablosu

Kalite Değeri
Reag. USP

 

Açıklama
Katalog Numarası109162

 

Ürün Bilgisi
GradeReag. USP
HS Kodu3824 99 92
Quality LevelMQ200

 

Fizikokimyasal Bilgiler
Yoğunluk0.792 g/cm3 (20 °C)
Parlama Noktası12 °C
pH Değeri14 (H₂O, 20 °C)

 

Özellikler
Formliquid
Amount-of-substance concentration0.0994 - 0.1006
Measurement uncertainty+/- 0.0004
TraceabilityNIST 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 350 benzoic acid) by means of volumetric standard benzoic acid (article number 1.02401), 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.
109162.1000

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