Chemical News and Journal of Industrial Science, Tomy 5-6Chemical news office., 1862 |
Z wnętrza książki
Wyniki 1 - 3 z 83
Strona 60
... alcohol , saturate with ammonia , and then with sulphydric acid . These saturations are tedious and troublesome , and as picrate of ammonia is but sparingly soluble in alcohol , much of the latter is consumed , and the solutions are ...
... alcohol , saturate with ammonia , and then with sulphydric acid . These saturations are tedious and troublesome , and as picrate of ammonia is but sparingly soluble in alcohol , much of the latter is consumed , and the solutions are ...
Strona 211
... alcohol to a boiling heat and dissolve the urea in it , and then add the nitric acid , otherwise it may attack the alcohol while the urea remains undissolved at the bottom of the vessel , and thus cause the whole process to fail . I ...
... alcohol to a boiling heat and dissolve the urea in it , and then add the nitric acid , otherwise it may attack the alcohol while the urea remains undissolved at the bottom of the vessel , and thus cause the whole process to fail . I ...
Strona 230
... alcohol . To all acquainted with the alteration produced in nicotine and coiine by the presence of air , it will be difficult to understand how alkaloids can escape the causes of decomposition to which they are exposed during this ...
... alcohol . To all acquainted with the alteration produced in nicotine and coiine by the presence of air , it will be difficult to understand how alkaloids can escape the causes of decomposition to which they are exposed during this ...
Inne wydania - Wyświetl wszystko
Kluczowe wyrazy i wyrażenia
acetic acetic acid action alcohol alkaline alumina ammonia analysis aniline apparatus appears atmosphere beautiful blue body boiling bromine brown carbonic acid cent charcoal chemical Chemistry chemists chloride coal colouring matter composition compound containing copper crystallised crystals dilute dissolved distilled electric employed Ether sol ethylamine evaporated experiments filter flame flask gases glass grains grammes heat hydrochloric acid hydrogen Improvements insoluble iodine iron lecture light lime lines liquid London manufacture metal method mineral minutes mixed mixture nitrate nitric acid nitrogen observed obtained oxalic oxalic acid oxide oxygen paper passed phosphoric acid plants platinum portion potash potassium precipitate prepared present prism produced Professor proportion pure rays reaction residue rubidium salt silica silver soda sodium soil soluble solution specimens spectra spectrum strychnia substance sulphate sulphide sulphuric acid surface tartaric acid temperature thallium tion tube vapour yellow zinc