Pharmaceutical Review, Том 23Pharmaceutical Review Publishing Company, 1905 |
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Страница 47
... boiling point of pure pinene which is 155–156 ° . Refractionation of fraction 160 ° -170 ° yielded 39.5 p . c . between 165 ° -168 ° , 25 p . c . between 168 ° -170 ° , and 24.7 p . c . between 170 ° -175 ° ; whereas fraction 170 ° -180 ...
... boiling point of pure pinene which is 155–156 ° . Refractionation of fraction 160 ° -170 ° yielded 39.5 p . c . between 165 ° -168 ° , 25 p . c . between 168 ° -170 ° , and 24.7 p . c . between 170 ° -175 ° ; whereas fraction 170 ° -180 ...
Страница 56
... boil and after it has boiled at least a quarter of an hour sugar is added and it is drunk like real Tea . There was no Milk at the time and I was told that Milk makes it much more agreeable to the taste . This beverage restores strength ...
... boil and after it has boiled at least a quarter of an hour sugar is added and it is drunk like real Tea . There was no Milk at the time and I was told that Milk makes it much more agreeable to the taste . This beverage restores strength ...
Страница 70
... boiling water is poured through this . " In the introduction the author admonishes his students that they " should make it a rule never to leave a sentence until the meaning . . . . . is perfectly clear ; and a few paragraphs on states ...
... boiling water is poured through this . " In the introduction the author admonishes his students that they " should make it a rule never to leave a sentence until the meaning . . . . . is perfectly clear ; and a few paragraphs on states ...
Страница 120
... boiling for a few minutes cevadine with acetic anhydride and , after adding excess of ammonia , shaking out the liquid with ether . The acetyl cevadine when heated melts at first at 182 ° , then becomes solid on further heating and ...
... boiling for a few minutes cevadine with acetic anhydride and , after adding excess of ammonia , shaking out the liquid with ether . The acetyl cevadine when heated melts at first at 182 ° , then becomes solid on further heating and ...
Страница 121
... boiling the cinchonidine dibromide with twenty parts of alcohol and then adding half a part potassium hydroxide dissolved in alcohol . The mono- bromcinchonidine crystallizes in microscopic needles free from water of crystallization ...
... boiling the cinchonidine dibromide with twenty parts of alcohol and then adding half a part potassium hydroxide dissolved in alcohol . The mono- bromcinchonidine crystallizes in microscopic needles free from water of crystallization ...
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95 degrees acetanilide acetic adulteration aldehyde alkali alkaloid ammonia aqueous arsenic trioxide atom B-homochelidonine base Berlin boiling bromine caffeine CASPARI cent chelidonine Chem chemical Chemistry Chicago chloride chloroform Citral COCAINE College of Pharmacy color compound contains cotarnine crystalline crystals dissolved distilled dried at 95 drug Druggists EDWARD KREMERS ester ether Euphorbiaceae evaporated extracted flask formula heating hydrochloric acid illus iodine iodomethylate J. O. SCHLOTTERBECK laboratory LARGE GOLD MEDAL liquid Manufacturer medicine melting methebenine method methyl methyliodide mixture molecule morphine obtained Oil of Guaiac Open Court oxidation papaverine Patents Phar Pharm PHARMACEUTICAL REVIEW pharmacist Pharmacognosy Pharmacopoeia pinene plant potassium powdered precipitate prepared present Price Professor reaction Regal residue dried root salt sample Schimmel School of Pharmacy Science scientific Section sodium bicarbonate sodium hydroxide soluble solution solvent sparteine substance sulphuric acid temperature tion titrated Vienna Prof volatile weight York
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