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National Sharing Platform for Reference Materials
Sponsor：National Institute of Metrology, China
GBW07164 Rich Cu (Ag) Ore Rock
50g

$0.00

Status Now selling
Delivery Normal
Expire Date 2027-01-31
Quantity:
- +

CodeGBW07164
DescriptionRich Cu (Ag) Ore Rock
Certificatehttps://www.ncrm.org.cn/English/CRM/pdf/GBW07164_20160301_095955205_1265482.pdf
NMI Service Identifier
Measurement Service Sub-Category
Certified Value Certified Uncertainty Unit Memo
Al2O3 8.10 0.35 Mass fraction (10 -2 )
CaO 0.77 0.06 Mass fraction (10 -2 )
K2O 3.32 0.20 Mass fraction (10 -2 )
MgO 0.09 0.01 Mass fraction (10 -2 )
Mn 0.46 0.03 Mass fraction (10 -2 )
Na2O 0.73 0.03 Mass fraction (10 -2 )
SiO2 68.4 2.1 Mass fraction (10 -2 )
Cu 2.81 0.09 Mass fraction (10 -2 )
Zn 0.36 0.02 Mass fraction (10 -2 )
S 3.32 0.18 Mass fraction (10 -2 )
As 136 11 Mass fraction (10 -6 )
Ag 150 4 Mass fraction (10 -6 )
Cd 59.1 3.0 Mass fraction (10 -6 )
Ga 13.6 0.6 Mass fraction (10 -6 )
In 14.3 0.9 Mass fraction (10 -6 )
Mo 138 9 Mass fraction (10 -6 )
Sb 63.3 4.5 Mass fraction (10 -6 )
Bi 570 43 Mass fraction (10 -6 )
Sn 991 51 Mass fraction (10 -6 )
W 1288 60 Mass fraction (10 -6 )
Re （68） Mass fraction (10 -9 )
Te （0.5） Mass fraction (10 -6 )
Se （7） Mass fraction (10 -6 )
Fe 5.75 0.20 Mass fraction (10 -2 )
Pb 0.34 0.03 Mass fraction (10 -2 )
Tl 4.4 0.4 Mass fraction (10 -6 )
（0.06）
24.4 1.7
3.3 0.3
0.95 0.20
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