1.19812
Ammonium standard solution
traceable to SRM from NIST NH₄Cl in H₂O 1000 mg/l NH₄ Certipur®
Sinônimo(s):
NH₄ Standard Solution
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About This Item
Código UNSPSC:
41116107
NACRES:
NA.24
Produtos recomendados
Nível de qualidade
técnica(s)
ion chromatography: suitable
pH
5.4 (20 °C in H2O)
densidade
0.99 g/cm3 at 20 °C
aplicação(ões)
environmental
food and beverages
formato
single component solution
temperatura de armazenamento
15-25°C
Aplicação
- Development and validation of UPLC-MS/MS method for 5-Fluorouracil quantification in dried blood spot: The use of ammonium standards is crucial in the development and validation of methods for quantifying pharmaceutical compounds, such as 5-Fluorouracil, enhancing both accuracy and precision in bioanalysis (Harahap et al., 2024).
- Portable IC system enabled with dual LED-based absorbance detectors and 3D-printed post-column heated micro-reactor for the simultaneous determination of ammonium, nitrite and nitrate: Utilizing ammonium calibration standards, this innovative approach significantly improves the detection capabilities for environmental monitoring and analysis (Debruille et al., 2024).
Nota de análise
Concentration β (NH₄⁺): 990 - 1010 mg/l
Determination method: Argentometric titration.
The content of this solution was determined with silver nitrate standard solution (article number 1.09081) standardized against volumetric standard sodium chloride (article number 1.02406). The expanded measurement uncertainty is ± 0.4 % (k=2 coverage factor for 95% coverage probability). The certified value is traceable to primary standard NIST SRM 999b (NIST: National Institute of Standards and Technology, USA) by means of volumetric standard sodium chloride, measured in the accredited calibration laboratory of Merck KGaA, Darmstadt, Germany in accordance to DIN EN ISO/IEC 17025.
Determination method: Argentometric titration.
The content of this solution was determined with silver nitrate standard solution (article number 1.09081) standardized against volumetric standard sodium chloride (article number 1.02406). The expanded measurement uncertainty is ± 0.4 % (k=2 coverage factor for 95% coverage probability). The certified value is traceable to primary standard NIST SRM 999b (NIST: National Institute of Standards and Technology, USA) by means of volumetric standard sodium chloride, measured in the accredited calibration laboratory of Merck KGaA, Darmstadt, Germany in accordance to DIN EN ISO/IEC 17025.
Informações legais
CERTIPUR is a registered trademark of Merck KGaA, Darmstadt, Germany
Código de classe de armazenamento
12 - Non Combustible Liquids
Classe de risco de água (WGK)
nwg
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