GBW06501 Nitrogen and Biuret in Urea

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35g

Quantity:

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Code

GBW06501

Description

Nitrogen and Biuret in Urea

Certificate

https://www.ncrm.org.cn/English/CRM/pdf/GBW06501_20160224_160600182_1251406.pdf

NMI Service Identifier

Measurement Service Sub-Category

	Certified Value	Certified Uncertainty	Unit
B	(2.4)		Mass fraction (10 ^{-6 )}
Biuret	1.38	0.04	Mass fraction (10 ^-2)
Ca	(1.1)		Mass fraction (10 ^{-6 )}
Fe	(1.1)		Mass fraction (10 ^{-6 )}
Mn	(0.2)		Mass fraction (10 ^{-6 )}
N	46.30	0.12	Mass fraction (10 ^-2)