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National Sharing Platform for Reference Materials
Sponsor：National Institute of Metrology, China
GBW07262 Manganese Ores
100g

$200.00

Status Out of stock
Delivery Normal
Expire Date 2020-05-31
Quantity:
- +

CodeGBW07262
DescriptionManganese Ores
Certificatehttps://www.ncrm.org.cn/English/CRM/pdf/GBW07262_20160301_102421202_1630840.pdf
NMI Service Identifier
Measurement Service Sub-Category
Certified Value Certified Uncertainty Unit Memo
Mn 36.99 0.07 Mass fraction (10 -2 )
Fe 2.24 0.02 Mass fraction (10 -2 )
SiO2 22.24 0.10 Mass fraction (10 -2 )
Al2O3 3.00 0.04 Mass fraction (10 -2 )
TiO2 0.10 0.01 Mass fraction (10 -2 )
CaO 3.60 0.05 Mass fraction (10 -2 )
MgO 1.44 0.03 Mass fraction (10 -2 )
Na2O 0.048 0.003 Mass fraction (10 -2 )
K2O 0.46 0.02 Mass fraction (10 -2 )
S 0.013 0.001 Mass fraction (10 -2 )
P 0.081 0.002 Mass fraction (10 -2 )
Cu 0.014 0.001 Mass fraction (10 -2 )
Zn 0.029 0.002 Mass fraction (10 -2 )
Ni 0.019 0.001 Mass fraction (10 -2 )
BaO 0.47 0.06 Mass fraction (10 -2 )
MnO2 54.38 0.20 Mass fraction (10 -2 )
Mn(SiO32-) (0.019) Mass fraction (10 -2 )
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