ts.nist.gov
SRM lists over 1300 individual reference materials produced by NIST, with carefully assigned values for chemical composition and physical properties. MSDS, prices in US$ and sale to registered users, dispatched from Gaithersburg, MD.
URLs from ts.nist.gov:
URL: http://ts.nist.gov/ts/htdocs/230/235/owmhome.htm URL: http://ts.nist.gov/ts/htdocs/230/232/232.htm URL: http://ts.nist.gov/WeightsAndMeasures/CalibrationProcedures.cfm URL: http://ts.nist.gov/WeightsAndMeasures/Metric/mpo_home.cfm URL: http://ts.nist.gov
Queries:
- weights and measurements
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