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National Sharing Platform for Reference Materials
Sponsor：National Institute of Metrology, China
GBW07264 Manganese Ores
100g

$200.00

Status Out of stock
Delivery Normal
Expire Date 2016-07-31
Quantity:
- +

CodeGBW07264
DescriptionManganese Ores
Certificatehttps://www.ncrm.org.cn/English/CRM/pdf/GBW07264_20160301_102437831_1630840.pdf
NMI Service Identifier
Measurement Service Sub-Category
Certified Value Certified Uncertainty Unit Memo
Mn 25.00 0.04 Mass fraction (10 -2 )
Fe 20.99 0.06 Mass fraction (10 -2 )
SiO2 10.46 0.05 Mass fraction (10 -2 )
Al2O3 8.97 0.06 Mass fraction (10 -2 )
TiO2 0.54 0.02 Mass fraction (10 -2 )
CaO 0.051 0.002 Mass fraction (10 -2 )
MgO 0.10 0.01 Mass fraction (10 -2 )
Na2O 0.030 0.003 Mass fraction (10 -2 )
K2O 0.72 0.03 Mass fraction (10 -2 )
S 0.032 0.001 Mass fraction (10 -2 )
P 0.275 0.005 Mass fraction (10 -2 )
Cu 0.028 0.001 Mass fraction (10 -2 )
Zn 0.048 0.003 Mass fraction (10 -2 )
Ni 0.073 0.003 Mass fraction (10 -2 )
BaO 0.23 0.03 Mass fraction (10 -2 )
MnO2 36.93 0.19 Mass fraction (10 -2 )
Mn(SiO32-) (0.004) Mass fraction (10 -2 )
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