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Chinese
National Sharing Platform for Reference Materials
Sponsor：National Institute of Metrology, China
GBW07302 Stream Sediments
70g
70g

$0.00

Status Offshelf
Delivery Normal
Expire Date 2025-12-01

$0.00

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

CodeGBW07302
DescriptionStream Sediments
Certificatehttps://www.ncrm.org.cn/English/CRM/pdf/GBW07302_20160301_134249108_1713109.pdf
NMI Service Identifier
Measurement Service Sub-Category
Certified Value Standard Diviation(S) Unit Memo
Ag 0.040 0.011 Mass fraction (10 -6 )
As 6.6 0.5 Mass fraction (10 -6 )
B 9.7 2.0 Mass fraction (10 -6 )
Ba 113 7 Mass fraction (10 -6 )
Be 6.7 0.6 Mass fraction (10 -6 )
Bi 0.33 0.03 Mass fraction (10 -6 )
Cd 0.108 0.009 Mass fraction (10 -6 )
Co 2.3 0.3 Mass fraction (10 -6 )
Cr 25 4 Mass fraction (10 -6 )
Cs 10.5 0.3 Mass fraction (10 -6 )
Cu 4.2 0.8 Mass fraction (10 -6 )
Dy 4.7 0.3 Mass fraction (10 -6 )
Er 3.1 0.3 Mass fraction (10 -6 )
Eu 0.28 0.02 Mass fraction (10 -6 )
F 1300 100 Mass fraction (10 -6 )
Ga 18.8 0.4 Mass fraction (10 -6 )
Gd 4.8 0.4 Mass fraction (10 -6 )
Ge 1.41 0.26 Mass fraction (10 -6 )
Hf （5.8） Mass fraction (10 -6 )
Hg 0.018 0.005 Mass fraction (10 -6 )
Ho 0.96 0.08 Mass fraction (10 -6 )
In (0.036) Mass fraction (10 -6 )
La 55 2 Mass fraction (10 -6 )
Li 63 4 Mass fraction (10 -6 )
Mn 218 10 Mass fraction (10 -6 )
Mo 1.1 0.1 Mass fraction (10 -6 )
Nb 40 5 Mass fraction (10 -6 )
Nd 37 2 Mass fraction (10 -6 )
Ni 4.7 0.7 Mass fraction (10 -6 )
P （120） Mass fraction (10 -6 )
Pb 35 2 Mass fraction (10 -6 )
Ce 106 5 Mass fraction (10 -6 )
Rb 414 10 Mass fraction (10 -6 )
Sb 0.80 0.06 Mass fraction (10 -6 )
Sc 3.0 0.2 Mass fraction (10 -6 )
Se 0.10 0.02 Mass fraction (10 -6 )
Sm 6.1 0.2 Mass fraction (10 -6 )
Sn 8.6 1.0 Mass fraction (10 -6 )
Sr 20 3 Mass fraction (10 -6 )
Ta 4.9 0.6 Mass fraction (10 -6 )
S 76 14 Mass fraction (10 -6 )
Tb 0.80 0.07 Mass fraction (10 -6 )
Te (0.03) Mass fraction (10 -6 )
Th 38 3 Mass fraction (10 -6 )
Ti 0.106 0.010 Mass fraction (10 -2 )
Tl 1.85 0.19 Mass fraction (10 -6 )
Tm 0.55 0.05 Mass fraction (10 -6 )
U 6.6 0.4 Mass fraction (10 -6 )
V 10.5 1.3 Mass fraction (10 -6 )
W 6.1 0.4 Mass fraction (10 -6 )
Y 25 3 Mass fraction (10 -6 )
Yb 3.6 0.3 Mass fraction (10 -6 )
Zn 39 3 Mass fraction (10 -6 )
Zr 142 16 Mass fraction (10 -6 )
SiO2 78.12 0.25 Mass fraction (10 -2 )
Al2O3 11.06 0.10 Mass fraction (10 -2 )
TFe2O3 1.53 0.04 Mass fraction (10 -2 )
FeO （0.56） Mass fraction (10 -2 )
MgO 0.15 0.02 Mass fraction (10 -2 )
CaO 0.13 0.01 Mass fraction (10 -2 )
Na2O 1.49 0.04 Mass fraction (10 -2 )
K2O 5.34 0.11 Mass fraction (10 -2 )
H2O+ （1.3） Mass fraction (10 -2 )
CO2 (0.15) Mass fraction (10 -2 )
Corg 0.26 0.02 Mass fraction (10 -2 )
Lu 0.57 0.05 Mass fraction (10 -6 )
Pr 11.2 0.4 Mass fraction (10 -6 )
N 227 26 Mass fraction (10 -6 )
TC (0.3) Mass fraction (10 -2 )
Br 1.6 0.2 Mass fraction (10 -6 )
Cl 67 11 Mass fraction (10 -6 )
I 0.64 0.12 Mass fraction (10 -6 )
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