Merck 104622 Ammonium Standard Solution Certipur® 500 gr

Category

İon Kromatografi Standartları

Brand

MERCK

Stock Code

LB.M.104622.0500

2.980,29 TL + VAT

3.576,35 TL

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Stok Sorunuz

MERCK 104622 Ammonium standard solution traceable to SRM from NIST NH₄Cl in H₂O 1000 mg/l NH₄ Certipur® 500 mL

Description
Catalogue Number	104622

Product Information
HS Code	2827 10 00

Physicochemical Information
Density	0.99 g/cm3 (20 °C)
pH value	5.4 (H₂O, 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 (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.

Specifications

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.

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Merck Merck kimyasalları Merck türkiye Merck millipore Merck millipore türkiye Merck kimyasalları satış Merck kimyasalları fiyat Standart referans maddeler Standart referans madde Laboratuvar kimyasalları

Merck 104622 Ammonium Standard Solution Certipur® 500 gr

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