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National Sharing Platform for Reference Materials
Sponsor：National Insistute of Metrology, China
GBW03105 Limestone
50g

$0.00

Status Out of stock
Delivery Normal
Expire Date 2026-02-19
Quantity:
- +

CodeGBW03105
DescriptionLimestone
Certificate
NMI Service Identifier
Measurement Service Sub-Category
Certified Value Standard Diviation(S) Unit Memo
SiO2 0.43 0.07 Mass fraction (10 -2 )
Al2O3 0.24 0.03 Mass fraction (10 -2 )
Fe2O3 0.098 0.006 Mass fraction (10 -2 )
CaO 54.71 0.17 Mass fraction (10 -2 )
MgO 0.66 0.08 Mass fraction (10 -2 )
K2O 0.049 0.006 Mass fraction (10 -2 )
Na2O 0.0063 0.0011 Mass fraction (10 -2 )
TiO2 0.010 0.003 Mass fraction (10 -2 )
SO3 0.024 0.007 Mass fraction (10 -2 )
P2O5 0.0055 0.0011 Mass fraction (10 -2 )
MnO 0.0098 0.0011 Mass fraction (10 -2 )
Cl 0.014 0.005 Mass fraction (10 -2 )
L.O.I. 43.30 0.11 Mass fraction (10 -2 )
CO2 （43.28） Mass fraction (10 -2 )
fSiO2 0.16 0.06 Mass fraction (10 -2 )
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