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Sponsor：National Institute of Metrology, China
GBW(E)070090
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CodeGBW(E)070090
Description
Certificate
NMI Service Identifier
Measurement Service Sub-Category
Certified Value Certified Uncertainty Unit Memo
TFe 69.05 0.11 Mass fraction (10 -2 )
FeO 23.8 0.3 Mass fraction (10 -2 )
SiO2 2.45 0.06 Mass fraction (10 -2 )
Al2O3 0.50 0.03 Mass fraction (10 -2 )
CaO 0.20 0.02 Mass fraction (10 -2 )
MgO 0.17 0.02 Mass fraction (10 -2 )
MnO 0.079 0.004 Mass fraction (10 -2 )
TiO2 0.313 0.007 Mass fraction (10 -2 )
P 0.010 0.001 Mass fraction (10 -2 )
S 0.011 0.002 Mass fraction (10 -2 )
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