Chemical News and Journal of Industrial Science, Tomy 127-128Chemical news office., 1923 |
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Strona 2
... separated by aid of their solubility in alco- hol solution , and di - sulphonic acid salt was analysed ; Ba = 31.32 ( C ,, H120 , S , Ba quire Ba - 31.95 ) . 10 re- Terpenes of the formula C ,, H16 by dehy- drogenation , were ultimately ...
... separated by aid of their solubility in alco- hol solution , and di - sulphonic acid salt was analysed ; Ba = 31.32 ( C ,, H120 , S , Ba quire Ba - 31.95 ) . 10 re- Terpenes of the formula C ,, H16 by dehy- drogenation , were ultimately ...
Strona 22
... separating the stones is the same as is now practised in Kimberley , viz . , working the material in circular pans having a revolving vertical shaft to which radiating arms are attached , at stated inter- vals the concentrates are ...
... separating the stones is the same as is now practised in Kimberley , viz . , working the material in circular pans having a revolving vertical shaft to which radiating arms are attached , at stated inter- vals the concentrates are ...
Strona 26
... Separation of Plati- num and Iridium , by SHIN - ICHI AOYAMA . On Contact Potentials , by SHIRO TAKE- GAMI . On a New Method for the Determination of Sulphur Contained in Iron , by TERUO ASHIDA . DR . L. L. FERMOR exhibited microscopic ...
... Separation of Plati- num and Iridium , by SHIN - ICHI AOYAMA . On Contact Potentials , by SHIRO TAKE- GAMI . On a New Method for the Determination of Sulphur Contained in Iron , by TERUO ASHIDA . DR . L. L. FERMOR exhibited microscopic ...
Strona 28
... separation of the constituents of the crude obtained . 66 The distillation retorts , known as stills , are of ... separating the lubricating oils and paraffin . By the use of " tower stills ' the entire dis- tillation may be conducted ...
... separation of the constituents of the crude obtained . 66 The distillation retorts , known as stills , are of ... separating the lubricating oils and paraffin . By the use of " tower stills ' the entire dis- tillation may be conducted ...
Strona 29
... separated from the oil by means of filter presses . Both the lubricat- ing oil and paraffin are further refined by filtering through fuller's earth or animal charcoal . Petrolatum ( known also as cosmoline and vaseline ) is obtained by ...
... separated from the oil by means of filter presses . Both the lubricat- ing oil and paraffin are further refined by filtering through fuller's earth or animal charcoal . Petrolatum ( known also as cosmoline and vaseline ) is obtained by ...
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acid action addition alcohol amount ANALYTICAL BALANCE appears application arsenic Association atom British carbon carbon tetrachloride carried cent charge chemical Chemistry chloride College colour complete compounds concentrate containing course crystals derivatives determined dyes effect electric electrons elements energy examination exist experiments fact frequency further give given glass heat hydrogen important increase industry Institute interest known laboratory lead less light lines London manufacture mass material matter means ment mercury metal method molecule nature nucleus observed obtained organic oxide period phase physical position possible practical precipitated prepared present properties Published pure quantum radiation reaction regarded relation Research rubber salts separated shown sodium solution spectrum structure sulphuric temperature term theory tion Trade United various weight