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Phosphate Standart Solution Traceable 500 ml (İzlenebilir Fosfat Standart Çözeltisi) CAS: 7778-77-0

Phosphate Standart Solution Traceable 500 ml (İzlenebilir Fosfat Standart Çözeltisi) CAS: 7778-77-0

Kategori

Analitik Kimyasallar

Marka

Merck

Stok Kodu

119898.0500

Teklif İste

3 Günde Kargoda

Stok Sorunuz

Düşünce Haber Ver

Phosphate Standart Solution Traceable 500 ml (İzlenebilir Fosfat Standart Çözeltisi) CAS: 7778-77-0

Description
Catalogue Number	119898
Synonyms	Phosphate standard for aqueous matrices ready for use

Product Information
CAS number	7778-77-0
HS Code	2835 24 00
Quality Level

Physicochemical Information
Density	0.998 g/cm3 (20 °C)

Safety Information according to GHS
Storage class	10 - 13 Other liquids and solids
WGK	NWG not water endangering
Disposal	28 Aqueous solutions: Container D.

Storage and Shipping Information
Storage	Store at +15°C to +25°C.

Specifications
Concentration β (PO₄³⁻)	990 - 1010 mg/l
Determination method: Alkalimetric titration. The content of this solution was determined with sodium hydoxide standard solution (article number 1.09141) standardized against volumetric standard potassium hydrogen phthalate (article number 1.02400). 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 84L (NIST: National Institute of Standards and Technology, USA) by means of volumetric standard potassium hydrogen phthalate, measured in the accredited calibration laboratory of Merck KGaA, Darmstadt, Germany in accordance to DIN EN ISO/IEC 17025.

Specifications

Concentration β (PO₄³⁻)

990 - 1010 mg/l

Determination method: Alkalimetric titration.
The content of this solution was determined with sodium hydoxide standard solution (article number 1.09141) standardized against volumetric standard potassium hydrogen phthalate (article number 1.02400). 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 84L (NIST: National Institute of Standards and Technology, USA) by means of volumetric standard potassium hydrogen phthalate, measured in the accredited calibration laboratory of Merck KGaA, Darmstadt, Germany in accordance to DIN EN ISO/IEC 17025.

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Phosphate Standart Solution Traceable 500 ml (İzlenebilir Fosfat Standart Çözeltisi) CAS: 7778-77-0

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