Chemical News and Journal of Industrial Science, Tomy 127-128Chemical news office., 1923 |
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Strona 4
... crystals , and crystals with saturated aqueous picrie acid of probably a characteristic shape . The alcoholic extract of the juice on evaporation left an orange yellow , bitter , poisonous resin , which gave a bluish colour with strong ...
... crystals , and crystals with saturated aqueous picrie acid of probably a characteristic shape . The alcoholic extract of the juice on evaporation left an orange yellow , bitter , poisonous resin , which gave a bluish colour with strong ...
Strona 6
... crystals , and crystals with saturated aqueous picric acid of probably a characteristic shape . The alcoholic extract of the juice on evaporation left an orange yellow , bitter , poisonous resin , which gave a bluish colour with strong ...
... crystals , and crystals with saturated aqueous picric acid of probably a characteristic shape . The alcoholic extract of the juice on evaporation left an orange yellow , bitter , poisonous resin , which gave a bluish colour with strong ...
Strona 11
... crystals " or " solid solutions " ) having variable composition is recognised ; for instance , in sodium chloride , part of the sodium atoms can be replaced by potas- sium , and part of the chlorine by bromine ; but the mixed crystal ...
... crystals " or " solid solutions " ) having variable composition is recognised ; for instance , in sodium chloride , part of the sodium atoms can be replaced by potas- sium , and part of the chlorine by bromine ; but the mixed crystal ...
Strona 12
... crystals varying in composition be- tween Fe 0 , and Fe , 0 ,; pure Fe , 0 , and Fe , O , may be regarded as the " end - mem- bers " of the series . Likewise homogeneous bodies of variable oxygen - content occur among the oxides of ...
... crystals varying in composition be- tween Fe 0 , and Fe , 0 ,; pure Fe , 0 , and Fe , O , may be regarded as the " end - mem- bers " of the series . Likewise homogeneous bodies of variable oxygen - content occur among the oxides of ...
Strona 17
... crystals in water , add sulphur flowers , then the base , and boil under a reflux con- denser until the desired stage is reached ; then filter , wash and dry . The process must be watched , since sulphur dyes , it should be remembered ...
... crystals in water , add sulphur flowers , then the base , and boil under a reflux con- denser until the desired stage is reached ; then filter , wash and dry . The process must be watched , since sulphur dyes , it should be remembered ...
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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