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National Sharing Platform for Reference Materials
Sponsor：National Institute of Metrology, China
GBW07265 Manganese Ores
100g

$200.00

Status Out of stock
Delivery Normal
Expire Date 2018-05-31
Quantity:
- +

CodeGBW07265
DescriptionManganese Ores
Certificatehttps://www.ncrm.org.cn/English/CRM/pdf/GBW07265_20160301_102444992_1630840.pdf
NMI Service Identifier
Measurement Service Sub-Category
Certified Value Certified Uncertainty Unit Memo
Mn 22.54 0.07 Mass fraction (10 -2 )
Fe 1.40 0.02 Mass fraction (10 -2 )
SiO2 14.07 0.07 Mass fraction (10 -2 )
Al2O3 1.68 0.04 Mass fraction (10 -2 )
TiO2 0.10 0.01 Mass fraction (10 -2 )
CaO 14.73 0.07 Mass fraction (10 -2 )
MgO 3.50 0.04 Mass fraction (10 -2 )
Na2O 0.024 0.002 Mass fraction (10 -2 )
K2O 0.46 0.01 Mass fraction (10 -2 )
S 0.21 0.01 Mass fraction (10 -2 )
P 0.043 0.002 Mass fraction (10 -2 )
Cu 0.009 0.001 Mass fraction (10 -2 )
Zn 0.018 0.001 Mass fraction (10 -2 )
Ni 0.041 0.001 Mass fraction (10 -2 )
BaO 0.13 0.01 Mass fraction (10 -2 )
Mn(CO32-) 22.46 0.09 Mass fraction (10 -2 )
Mn(SiO32-) (0.015) Mass fraction (10 -2 )
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