 | Thomas Thomson - 1814 - 510 páginas
...through wool. Put it into a small flask, and mix it with as much black oxide of manganese as you Hsed before of sulphuric acid. Apply to the top of the...from the sea weed entirely. IX. Basaltic Rock near Nottingham. I have been favoured by the Rev. Mr. Toplis with specimens of a •basaltic rock which... | |
 | Andrew Ure - 1821 - 418 páginas
...strain it through wool. Put it into a small flask, and mix it with as much black oxide Of manganese, as used before of sulphuric acid. Apply to the top of...the flask. The iodine sublimes into the glass tube. None can be obtained from sea-water. In repeating this process with care, I obtained from similar quantities... | |
 | Andrew Ure - 1821 - 512 páginas
...strain it through wool. Put it into a small flask, and mix it with as much black oxide of manganese, as used before of sulphuric acid. Apply to the top of the flask i gla?» tub«, shut at one end. Then heat the mixture in the flask. The iodine sublimes into the glass... | |
 | Thomas Curtis - 1829 - 856 páginas
...and mix it with as much black oxide of manganese as we used before of sulphuric acid. Apply to tlie top of the flask a glass tube, shut at one end. Then...the flask. The iodine sublimes into the glass tube. According to Dr. Fyfe no vestiges of iodine can be discovered in ¡ea-water. The common method of procuring... | |
 | Thomas Curtis (of Grove house sch, Islington) - 1839 - 854 páginas
...it through wool. Put it into a small flask, and mix it with as much black oxide of manganese as we used before of sulphuric acid. Apply to the top of...the flask. The iodine sublimes into the glass tube. According to Dr. Fyfe no vestiges of iodine can be discovered in sea-water. The common method of procuring... | |
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... liquid into a clean vessel, and mix with it an excess of sulphuric acid. Boil this liquid for some time, Sulphur is precipitated, and muriatic acid driven off. Decant off the clear liquid, and strain it through wool. Put it into a -mul flask, and... 