Standard Reference Materials (NIST SRMs) Group

From the standards library of the SPI Supplies and the C. M. Taylor Company

# AS9320-AB

SRM1131 Solder Sn40Pb60

National Bureau of Standards origin with Certificate of Analysis

Now the National Institute of Standards and Technology, NIST, Gaithersburg, MD USA
ElementWt %
Sn 39.3
Sb 0.43
Pb 60.3


Prism 2mm x 2mm x 3mm May not be homogeneous
National Bureau of Standards

Polished SRM1131 in T100-52 mount

Name Description SPI # Each
SRM1131 Solder Sn40Pb60 SPI SuppliesŪ Individual Mounted Microanalysis Standard Item AS9320-AB $
SRM1131 Solder Sn40Pb60 SPI SuppliesŪ Individual Loose Microanalysis Standard Item AS9325-AB $

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