 ... to test the correctness of saccharimeters ; for those who execute commercial analyses, the repeated control of the instruments is to be accomplished, now as before, by quartz plates. 4. In effecting the polarization of substances containing sugar,...  Circular of the National Bureau of Standards - Page 768by United States. National Bureau of Standards - 1942Full view - About this book
 | American Chemical Society - 1901 - 1244 pages
...above control, by means of chemically pure sugar, should, as a rule, apply only to the central stations which are to test the correctness of saccharimeters...working temperature the following resolution of Mr. Fran?ois Sachs was unanimously adopted : " In general, all sugar tests shall be made at 20° C. "The... | |
 | United States. Bureau of Chemistry - 1903 - 916 pages
...should, as anile, apply only to the central stations which arc to test the correctness of saccbarimeters; for those who execute commercial analyses, the repeated...instruments is to be accomplished, now as before, by quartz plates. 4. In effecting the polarization of substances containing sugar, half-shade instrument«,... | |
 | Henry Clapp Sherman - 1905 - 268 pages
...quartz plates by means of chemically pure sugar should, as a rule, apply only to the central stations which are to test the correctness of saccharimeters...instruments is to be accomplished, now as before, by quartz plates. 4. In effecting the polarization of substances containing sugar, half-shade instruments,... | |
 | 1905 - 474 pages
...quartz plates by means of chemically pure sugar should, as a rule, apply only to the central stations which are to test the correctness of saccharimeters...instruments is to be accomplished, now as before, by quartz plates. 4. In effecting the polarization of substances containing sugar, half-shade instruments,... | |
 | United States. Bureau of Chemistry - 1906 - 1020 pages
...by means of chemically pure sugar should, as a rule, apply only to the Bureau of Chemistry, which is to test the correctness of saccharimeters; for those...instruments is to be accomplished, now as before, by quartz plates.) 4. In effecting the polarization of substances containing sugar employ only half-shade... | |
 | United States. Bureau of Chemistry - 1908 - 300 pages
...by means of chemically pure sugar should, as a rule, apply only to the Bureau of Chemistry, which is to test the correctness of saccharimeters ; for those...instruments is to be accomplished, now as before, by quartz plates.) 4. In effecting the polarization of substances containing sugar employ only half-shade... | |
 | Association of Official Analytical Chemists. Committee on Revision of Methods - 1910 - 304 pages
...by means of chemically pure sugar should, as a rule, apply only to the Bureau of Chemistry, which is to test the correctness of saccharimeters ; for those...instruments is to be accomplished, now as before, by quartz plates.) 4. In effecting the polarization of substances containing sugar employ only half-shade... | |
 | Henry Clapp Sherman - 1919 - 440 pages
...quartz plates by means of chemically pure sugar should, as a rule, apply only to the central stations which are to test the correctness of saccharimeters...instruments is to be accomplished, now as before, by quartz plates. 4. In effecting the polarization of substances containing sugar, half-shaded instruments,... | |
 | 1942 - 848 pages
...means of chemically pure sugar, should, as a rule, apply only to the central static s which are to teat the correctness of saccharimeters; for those who execute...general, all sugar tests shall be made at 20° C. in a 100-metric cubic centimeters flask,47 weighing to be made in air, with brass weights, and polarizes... | |
 | 1902 - 792 pages
...as a rule, apply only to the central stations which are to test the correctness of succhari meters; for those who execute commercial analyses, the repeated...instruments is to be accomplished, now as before, by quartz plates. 4. In effecting the polarization of substances containing sugar, half-shade instruments,... | |
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