Journal of the American Chemical Society, Volume 24American Chemical Society, 1902 - Chemistry Features definitive articles and communications, as well as book and software reviews, covering all areas of chemistry. |
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Page 11
... means of separation from chelidonine . The free alkaloid is very soluble in glacial acetic acid , much less so in dilute acid . The nitrate separates from aqueous solutions in very small clusters of needles which in mass appear almost ...
... means of separation from chelidonine . The free alkaloid is very soluble in glacial acetic acid , much less so in dilute acid . The nitrate separates from aqueous solutions in very small clusters of needles which in mass appear almost ...
Page 79
... means to forecast the amount of ingredients which go to make up a crop , which means the opportunity for supplying those ingredients , which would otherwise have been found deficient by the crop . And as such an imitation must ...
... means to forecast the amount of ingredients which go to make up a crop , which means the opportunity for supplying those ingredients , which would otherwise have been found deficient by the crop . And as such an imitation must ...
Page 122
... means waste is diminished and econ- omy of production is insured . I can remember the day when few establishments in America gave regular employment to chem- ists ; now laboratories are maintained in connection with nearly all ...
... means waste is diminished and econ- omy of production is insured . I can remember the day when few establishments in America gave regular employment to chem- ists ; now laboratories are maintained in connection with nearly all ...
Page 124
... means the possible reproach of inactivity ; he must publish or remain obscure . Furthermore , we must not forget that the teacher owes a debt to technology which can never be repaid . The commercial demand for applications of science ...
... means the possible reproach of inactivity ; he must publish or remain obscure . Furthermore , we must not forget that the teacher owes a debt to technology which can never be repaid . The commercial demand for applications of science ...
Page 125
... means an intelligent appreciation of all good scientific work , whether it be within our own bailiwick or elsewhere . Το exalt one specialty at the expense of others , to claim supremacy for our own small interests , indicates a self ...
... means an intelligent appreciation of all good scientific work , whether it be within our own bailiwick or elsewhere . Το exalt one specialty at the expense of others , to claim supremacy for our own small interests , indicates a self ...
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Common terms and phrases
acid solution action added alcohol addition-product alkaline alkaloid alloys alumina aluminum ammonia ammonium amount amyl alcohol analysis anethol antimony apparatus aqua atomic weight barium hydroxide benzene boiling brucine brucine hydrochloride cadmium calculated carbon dioxide cent Chem chemical chemistry color compound concentrated containing crystals determined dibromide dilute dissolved distilled earths edestin erbium ether ethyl alcohol evaporated excess experiments filtered filtrate flask formed fraction gram gram gave gram silver bromide heat hydrochloric acid hydrogen inhibitive insoluble iodide iodine iron laboratory liquid melting metal method methyl mixture molar molecules neutral nitrate nitric acid nitrogen normal obtained oxalate oxide oxygen phosphate platinum portion potash potassium hydroxide precipitate prepared Pres protein pure quantity reaction reagent residue salt sample Section separated silica silver bromide sodium chloride soil soluble solvent substance sulphate sulphide sulphuric acid TABLE tellurium temperature terbia thiocyanate thorium tion tube washed yttria ΙΟ