GBW04412 SampIe of Uranium-Series Method Dating

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Chinese

10g

Quantity:

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Code

GBW04412

Description

SampIe of Uranium-Series Method Dating

Certificate

https://www.ncrm.org.cn/English/CRM/pdf/GBW04412_20160301_094028650_845722.pdf

NMI Service Identifier

Measurement Service Sub-Category

	Certified Value	Certified Uncertainty	Unit
^{²³⁴U/²³⁸U}	1.86	0.04	²³⁴U/²³⁸U
Mass fraction of U	9.13	0.28	Mass fraction (10 ^{-6 )}
age	85	4	Age(10³year)
²³⁰Th/²³⁴U	0.57	0.02	²³⁰Th/²³⁴U