CMT Standard Reference Materials (NIST SRMs) Group
From the standards library of the C. M. Taylor Company
DYOS Tool
# AS9010-AB
SRM-93a Borosilicate Glass
National Bureau of Standards origin with
Certificate of Analysis
Now the National Institute of Standards and Technology, NIST, Gaithersburg, MD USA
Element
%
Oxide
%
srm-93a-1
B
3.90
B
2
O
3
12.56
2 x 2 x 1.2mm prisms and uncut slices
National Bureau of Standards
O
53.8
Na
2.95
Na
2
O
3.98
Mg
0.003
MgO
0.005
Al
1.21
Al
2
O
3
2.28
Si
37.8
SiO
2
80.8
Cl
0.060
Cl
0.060
K
0.012
K
2
O
0.014
Ca
0.01
CaO
0.01
Ti
0.008
TiO
2
0.014
Fe
0.020
Fe
2
O
3
0.028
Zr
0.031
ZrO
2
0.042
Sum
99.8
Sum
99.8
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Name
Description
SPI #
Each
SRM-93a Borosilicate Glass
SPI SuppliesŪ Individual Mounted Microanalysis Standard Item
AS9010-AB
$199.56
SRM-93a Borosilicate Glass
SPI SuppliesŪ Individual Loose Microanalysis Standard Item
AS9015-AB
$199.56
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Sunday October 12, 2008
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