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Detail
GBW07821
The Chemical Composition of Chromite Ore
50g
$0.00
Status
Now selling
Delivery
Normal
Expire Date
2030-03-31
Out of stock
Quantity:
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+
Count exceeds stock
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Code
GBW07821
Description
The Chemical Composition of Chromite Ore
Certificate
https://www.ncrm.org.cn/English/CRM/pdf/GBW07821_20160301_141754238_1275506.pdf
NMI Service Identifier
Measurement Service Sub-Category
Certified Value
Certified Uncertainty
Unit
Memo
Cr
2
O
3
57.80
0.17
Mass fraction (10
-2
)
SiO
2
1.10
0.18
Mass fraction (10
-2
)
Al
2
O
3
10.53
0.13
Mass fraction (10
-2
)
FeO
（8.3）
Mass fraction (10
-2
)
MgO
16.45
0.19
Mass fraction (10
-2
)
CaO
（0.13）
Mass fraction (10
-2
)
Na
2
O
（0.016）
Mass fraction (10
-2
)
K
2
O
（0.004）
Mass fraction (10
-2
)
H
2
O
+
（0.6）
Mass fraction (10
-2
)
CO
2
（0.14）
Mass fraction (10
-2
)
S
（0.005）
Mass fraction (10
-2
)
Ni
0.16
0.02
Mass fraction (10
-2
)
Co
0.016
0.002
Mass fraction (10
-2
)
P
（0.0012）
Mass fraction (10
-2
)
Ti
0.122
0.006
Mass fraction (10
-2
)
Mn
0.097
0.015
Mass fraction (10
-2
)
V
0.048
0.004
Mass fraction (10
-2
)
TFe
2
O
3
13.70
0.20
Mass fraction (10
-2
)
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