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National Sharing Platform for Reference Materials
Sponsor：National Institute of Metrology, China
GBW(E)070135
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CodeGBW(E)070135
Description
Certificatehttps://www.ncrm.org.cn/Upload/CRM/CrmCertChi/File/
NMI Service Identifier
Measurement Service Sub-Category
Certified Value Certified Uncertainty Unit Memo
Cr2O3 45.10 0.10 Mass fraction (10 -2 )
TFe 19.66 0.10 Mass fraction (10 -2 )
SiO2 2.93 0.05 Mass fraction (10 -2 )
Al2O3 13.70 0.05 Mass fraction (10 -2 )
CaO 0.18 0.02 Mass fraction (10 -2 )
MgO 10.37 0.07 Mass fraction (10 -2 )
S 0.0029 0.0004 Mass fraction (10 -2 )
P 0.0033 0.0002 Mass fraction (10 -2 )
Ti 0.344 0.003 Mass fraction (10 -2 )
V 0.207 0.005 Mass fraction (10 -2 )
Mn 0.150 0.004 Mass fraction (10 -2 )
Ni 0.094 0.004 Mass fraction (10 -2 )
K2O 0.015 0.001 Mass fraction (10 -2 )
Co 0.025 0.001 Mass fraction (10 -2 )
Zn 0.065 0.002 Mass fraction (10 -2 )
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