Chemical News and Journal of Physical Science, Tom 104Chemical news office., 1911 |
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... , & MID . Telephone : 388 HOLBORN , KAHLBAUM'S PURE CHEMICALS For ANALYSIS , WITH Certificate of Guarantee . SOLE DEPOT JOHN J. GRIFFIN & SONS , LTD . , KINGSWAY , LONDON , W.c. CARL ZEISS , Optical Works , Jena . MEASURING INSTRUMENT.
... , & MID . Telephone : 388 HOLBORN , KAHLBAUM'S PURE CHEMICALS For ANALYSIS , WITH Certificate of Guarantee . SOLE DEPOT JOHN J. GRIFFIN & SONS , LTD . , KINGSWAY , LONDON , W.c. CARL ZEISS , Optical Works , Jena . MEASURING INSTRUMENT.
Strona 1
... pure acetamide was obtained directly , but in this case too a large quantity of ammonia was lost , and the final yield of acetamide amounted to only 20 per cent of theory . ' Hofmann's method , as given in its optimum form by Gattermann ...
... pure acetamide was obtained directly , but in this case too a large quantity of ammonia was lost , and the final yield of acetamide amounted to only 20 per cent of theory . ' Hofmann's method , as given in its optimum form by Gattermann ...
Strona 2
... pure salt . ( NOTE . - The use of ammonium acetate freed from water is best for the obvious reason that water promotes hydro- lysis of the amide , and hence necessarily diminishes the yield . Commercial ammonium acetate contains more or ...
... pure salt . ( NOTE . - The use of ammonium acetate freed from water is best for the obvious reason that water promotes hydro- lysis of the amide , and hence necessarily diminishes the yield . Commercial ammonium acetate contains more or ...
Strona 12
... pure decacyclene at 430 ° a fusion curve was obtained , exactly like that of pure decacyclene , and the graphite remained quite unaltered . Vol . xx . , No. 6 . Silicon Sulphides . - Livio Cambi . - Silicon monosul- phide exists in two ...
... pure decacyclene at 430 ° a fusion curve was obtained , exactly like that of pure decacyclene , and the graphite remained quite unaltered . Vol . xx . , No. 6 . Silicon Sulphides . - Livio Cambi . - Silicon monosul- phide exists in two ...
Strona 12
... PURE CULTIVATION OF YEAST . 65-66 , Courses for beginners , as well as for Advanced Students in hysiology ad Technol ... Pure Yeast " ( London , " The Brewing Trade Review " ) . The Laboratory supplies for direct use Pure Cultures of ...
... PURE CULTIVATION OF YEAST . 65-66 , Courses for beginners , as well as for Advanced Students in hysiology ad Technol ... Pure Yeast " ( London , " The Brewing Trade Review " ) . The Laboratory supplies for direct use Pure Cultures of ...
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Popularne fragmenty
Strona 135 - FELKIN, HM— Technical Education in a Saxon Town. Published for the City and Guilds of London Institute for the Advancement of Technical Education.
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Strona 99 - After consulting some of the most eminent chemical philosophers in this country, it has been judged most proper to suggest a name founded upon one of its obvious and characteristic properties— its colour, and to call it chlorine or chloric gas. " Should it hereafter be discovered to be compound, and even to contain oxygen, this name can imply no error, and cannot necessarily require a change.
Strona 219 - Rhodium . . Rubidium Ruthenium Samarium . . Scandium . . Selenium . . Silicon Silver Sodium Strontium . . Sulphur . . Tantalum . . Tellurium . . Terbium . . Thallium . . Thorium . . Thulium . . Tin.. Titanium . . Tungsten . . Uranium . . Vanadium . . Xenon Ytterbium Yttrium . . Zinc Zirconium . . Mo Nd Ne Ni N Os O Pd P Pt K Pr Ra Rn Re Rh Rb Ru Sm Sc Se Si Ag Na Sr...