American national standard N540: classification of radioactive self-luminous light sources : approved February 21, 1975, American National Standards Institute ...
U.S. Dept. of Commerce, National Bureau of Standards : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1976 - Science - 7 pages
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abnormal American National Standards Annual subscription ANSI automatic data processing Bureau of Standards chamber classification designation Classification of Radioactive curie dry powder sources Elmer H environmental conditions Equipment establish minimum Evaluation evidence of failure evident failure fall to steel Federal final immersion test fire or explosion Frankford Arsenal gaseous sources intended usage Kryptonate luminous light sources marking such sources maximum nanocuries National Bureau National Standard N540 National Standards Institute Nuclear nuclide Office painted tritium sources percent performance requirements performance tests physical performance Radiation radioactive material radioactive self-luminous light radionuclide radiotoxicity regarding possible failure self-luminous light sources self-luminous sources simple harmonic motion soak test source activity source design source or source-device source(s specific test specified Standard Classification steel plate Subcommittee N43-2 test level test No test test requirements test sources test temperature Testing procedures thermal shock tion type of source U.S. Department U.S. Government uncertainty regarding possible visually