Philosophical MagazineTaylor & Francis, 1807 - Physics |
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Page 87
... principle , and a green matter which is merely a combination of the al- bumen with the bitter principle ; that the proportions vary in the different kinds of coffee ; that roasting increases the proportion of the bitter principle by ...
... principle , and a green matter which is merely a combination of the al- bumen with the bitter principle ; that the proportions vary in the different kinds of coffee ; that roasting increases the proportion of the bitter principle by ...
Page 141
properties . This principle is not identically the same in all cinchonas ; it differs in those which precipitate the infusion of tan and emetic , and in those which precipitate glue only . It is probable that it is a very analogous ...
properties . This principle is not identically the same in all cinchonas ; it differs in those which precipitate the infusion of tan and emetic , and in those which precipitate glue only . It is probable that it is a very analogous ...
Page 142
... principle joins , in order to form the pre- cipitates which it occasions in the infusion of these sub- stances : nevertheless , this principle existing in some species of cinchonas which precipitate glue at the same time , it re mains ...
... principle joins , in order to form the pre- cipitates which it occasions in the infusion of these sub- stances : nevertheless , this principle existing in some species of cinchonas which precipitate glue at the same time , it re mains ...
Contents
CONTENTS | 3 |
Account of the Success of the American Expedition | 13 |
Description of a Compound Gasometer for Purposes | 34 |
Copyright | |
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afterwards alkali angle animal antient appeared ascertain bark barytes bodies carbonic acid chemical cinchona Cloudy coal coffee colour common contained crystals degree dissolved distilled water effect electricity employed equal evaporation experiments extract Fair fluid formed gallic acid Galvanic glass gold grains green heat hydrogen hygrometer inches infusion inoculation instrument intervals iron JEROME DE LALANDE JOHN FAREY laminæ lava less leucites light lime liquor major thirds manner matter means memoir ments metallic method mixture muriatic acid nature negative nitrate nitric acid object observations obtained opinion oxygen phænomena pieces plates pole potash precipitate present principle produced proportion quantity rays remarkable resinous respect Royal salt schorls similar small-pox Society soda solution species stance substance sulphate sulphuric acid surface tannin taste tion tooth tube turnsole vaccination vegetable vessels violet volcanoes wire yellow