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National Sharing Platform for Reference Materials
Sponsor：National Institute of Metrology, China
GBW07287 Lead-Zinc Ore
100g

$0.00

Status Out of stock
Delivery Normal
Expire Date
Quantity:
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CodeGBW07287
DescriptionLead-Zinc Ore
Certificatehttps://www.ncrm.org.cn/English/CRM/pdf/GBW07287_20160301_133748667_280476.pdf
NMI Service Identifier
Measurement Service Sub-Category
Certified Value Certified Uncertainty Unit Memo
Ag 61.3 3.4 Mass fraction (10 -6 )
As 0.086 0.002 Mass fraction (10 -2 )
Bi 0.22 0.04 Mass fraction (10 -6 )
Cd 0.016 0.002 Mass fraction (10 -2 )
Co 2.5 0.6 Mass fraction (10 -6 )
Cu 0.028 0.004 Mass fraction (10 -2 )
Ga 34.6 1.4 Mass fraction (10 -6 )
Li 5.0 1.3 Mass fraction (10 -6 )
Ni 6.4 1.3 Mass fraction (10 -6 )
Pb 3.38 0.10 Mass fraction (10 -2 )
S 10.76 0.12 Mass fraction (10 -2 )
Sb 38.0* 1.8* Mass fraction (10 -2 )
Se 0.21 0.08 Mass fraction (10 -6 )
Sn (0.18) Mass fraction (10 -6 )
W 1.9 0.3 Mass fraction (10 -6 )
Zn 6.20 0.16 Mass fraction (10 -2 )
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