PT. Mitra Tsalasa Jaya

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 Ammonium standard solution traceable to SRM
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Last Updated
05 Jul 2020
Country Origin
Germany
Minimum Order
1 Pieces

Specification of

FOR SALE Ammonium standard solutions can be traced to SRM from NIST NH4Cl in H2O 1000 mg l NH4 CertiPUR® 500 mL
Packaging: 500 ml plastic bottles
Catalog Number: 1.19812.0500
SKU: KP4234 / CMSI / AAATtSRM / 05
Product information
HS Code 2827 10 00
MQ100 Quality Level
Physicochemical Information
Density of 0.99 g / cm3 (20 ° C)
pH value of 5.4 (H₂O, 20 ° C)
Safety information according to GHS
Storage class 10-13 Other liquids and solids
WGK NWG is not dangerous for water
Disposal 28
Dilute Solution: Category D
Storage and Shipping Information
Storage Store at + 15 ° C to + 25 ° C.
Specification
Concentration β (NH₄⁺) 990 - 1010 mg / l
Selection method: Argentometric titration.
The contents of this standard are determined by the nitrate standard (article number 1.09081) standard against the volumetric sodium chloride standard (article number 1.02406). The uncertainty of the approved measurement is ± 0.4% (k = 2 factors that are approved for 95% approval). Certified grades can be traced to the primary standard NIST SRM 999b (NIST: National Institute of Standards and Technology, USA) through volumetric sodium chloride standards, approved at an accredited calibration laboratory from Merck KGaA, Darmstadt, Germany in accordance with DIN EN ISO / IEC 17025.
Note:
* Before ordering, please ask for stock and prices because prices can change at any time
* Prices do not include VAT
* Chatt price for shipping service WA: 0821 1434 5724
Reagent Laboratory

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