DYOS Tool
Glasses Group
From the standards library of the SPI Supplies and the C. M. Taylor Company
# AS7230-AB
K-0490 Glass
National Bureau of Standards origin with
Certificate of Analysis
Now the National Institute of Standards and Technology, NIST, Gaithersburg, MD USA
Element
Wt %
Oxide
Wt %
Li
2.17
Li
2
O
4.67
B
21.74
B
2
O
3
70.00
O
61.00
Al
9.89
Al
2
O
3
18.68
Si
0.20
SiO
2
0.42
Ti
0.33
TiO
2
0.55
Fe
0.38
Fe
2
O
3
0.55
Zr
0.63
ZrO
2
0.85
Ce
0.97
CeO
2
1.19
Ta
1.25
Ta
2
O
5
1.53
Pb
1.44
PbO
1.55
Sum
100.0
Sum
100.0
2mm cubes
Li-B-Al doped
Name
Description
SPI #
Each
K-0490 Glass
SPI SuppliesŪ Individual Mounted Microanalysis Standard Item
AS7230-AB
$
K-0490 Glass
SPI SuppliesŪ Individual Loose Microanalysis Standard Item
AS7235-AB
$
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