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National Sharing Platform for Reference Materials
Sponsor：National Institute of Metrology, China
GBW07825 Certified Reference Materials for the Chemical Composition of Iron Ore
50g

$0.00

Status Offshelf
Delivery Normal
Expire Date 2020-03-31
Quantity:
- +

CodeGBW07825
DescriptionCertified Reference Materials for the Chemical Composition of Iron Ore
Certificate
NMI Service Identifier
Measurement Service Sub-Category
Certified Value Certified Uncertainty Unit Memo
TFe 49.50 0.11 Mass fraction (10 -2 )
FeO 7.66 0.15 Mass fraction (10 -2 )
SiO2 16.30 0.15 Mass fraction (10 -2 )
Al2O3 2.58 0.06 Mass fraction (10 -2 )
CaO 0.91 0.07 Mass fraction (10 -2 )
MgO 0.98 0.04 Mass fraction (10 -2 )
P 0.138 0.009 Mass fraction (10 -2 )
S 0.065 0.013 Mass fraction (10 -2 )
H2O+ （2.1） Mass fraction (10 -2 )
Na2O 0.035 0.004 Mass fraction (10 -2 )
K2O 0.91 0.07 Mass fraction (10 -2 )
Ti 0.083 0.003 Mass fraction (10 -2 )
Mn 0.198 0.011 Mass fraction (10 -2 )
Cu 0.0014 0.0004 Mass fraction (10 -2 )
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