. Radium . ui[)ment for this work. Early in 1918 the rate of receipt of specimens for gamma-raymeasurement decreased markedly and has remained low. The amountof material for certification to ])hysicians is now very small on accountof war conditions. During the year 177 specimens, containing a total of 5,376 milli-grams, have been measured. Of these, 50 specimens containing a totalof 1,009 milligrams were certified for foreign department. These weredistributed as follows: MiUigramCountry . Number radium France 24 Japan 11 8pa;n 12 India 3 ]^Iost of the radium certifie
. Radium . ui[)ment for this work. Early in 1918 the rate of receipt of specimens for gamma-raymeasurement decreased markedly and has remained low. The amountof material for certification to ])hysicians is now very small on accountof war conditions. During the year 177 specimens, containing a total of 5,376 milli-grams, have been measured. Of these, 50 specimens containing a totalof 1,009 milligrams were certified for foreign department. These weredistributed as follows: MiUigramCountry . Number radium France 24 Japan 11 8pa;n 12 India 3 ]^Iost of the radium certified for export to France is said to befor the use of the French Government in the manufacture of self-lumi-nous material for war purposes. Two tubes ( miligrams) werecertified to the American Red Cross Society; it was understood that thesewere intended for the Russian Government. STANDARD CHEMICALCOMPANY PITTSBURGH, General Office* and Radium Research Laboratory,Standard Chemical Company, Pittsburgh, Pa. Miners of Uranium and Vanadium Ores,and Producers of Radium Standard Chemical Company ADIUM
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Keywords: ., bookauthorcameronw, bookcentury1900, bookdecade1910, bookyear1913
