 | Julius Adolph Stöckhardt - 1850 - 686 หน้า
...soda escapes with effervescence. Experiment e. — If you drop into a test-tube some muriatic acid, and then a few drops of a solution of nitrate of silver (lunar caustic), a white cloudiness is formed, which does not happen in pure water. This cloudiness... | |
 | 1855 - 668 หน้า
...for chlorides, as follows : — Add a few drops of nitric acid to a portion of urine in a test-tube, and then a few drops of a solution of nitrate of silver. If chloride be present, a dense white precipitate of chloride of silver, which is insoluble in acids,... | |
 | Robert Bentley Todd - 1860 - 548 หน้า
...All you have to do is, to add a few drops of nitric acid to a portion of the urine in a test tube, and then a few drops of a solution of nitrate of silver. If chloride be present, a dense white precipitate of chloride of silver, which is insoluble in acids,... | |
 | Walter S. Wells, William Braithwaite - 1860 - 932 หน้า
...urine for chlorides, as follows : Add a tew drops of nitric acid to a portion of urine in a test-tube, and then a few drops of a solution of nitrate of silver. If chlorides be present, a dense white precipitate of chloride of silver, which is insoluble in acids,... | |
 | 1860 - 932 หน้า
...urine for chlorides, as follows : Add a few drops of nitric acid to a portion of urine in a test-tube, and then a few drops of a solution of nitrate of silver. If chlorides be present, a dense white precipitate of chloride of silver, which is insoluble in acids,... | |
 | John William Slater - 1870 - 236 หน้า
...impurity, and probably either as alum, or sulphate of soda. To another portion of the solution add a few drops of a solution of nitrate of silver. If a white curdy precipitate is formed, some chloride — probably common salt — is present as an adulteration.... | |
 | Timothy Holmes - 1875 - 1018 หน้า
...must, be gently pressed with a soft absorbent handkerchief, to remove water from the conjunctival sac, and then a few drops of a solution of nitrate of silver, of the strength of two grains to the ounce of distilled water, must be suffered to fall between them.... | |
 | 1881 - 374 หน้า
...of nitrate of silver. On that date, the tympana were cleansed as formerly with the tympanic syringe, and then a few drops of a solution of nitrate of silver, sixty grains to the fluid ounce of water, were injected through the perforations into each tympanum... | |
 | United States. Bureau of Manufactures - 1882 - 696 หน้า
...of each solution should be transferred toa test tube, a few drops of pure nitric acid added to each, and then a few drops of a solution of nitrate of silver. If the solution from the stained portion turns of a milky color, owing to the presence of chlorine, while... | |
 | Charles Henry Burnett - 1884 - 946 หน้า
...of nitrate of silver. On that date, the tympana were cleansed as formerly with the tympanic syringe, and then a few drops of a solution of nitrate of silver, sixty grains to the fluidounce of water, were injected through the perforations into each tympanum... | |
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The presence of clay is ascertained by shaking a small quantity of sand in a glass of clear water, then allowing it to stand and settle for a few hours. The sand and clay will separate into two well-defined layers. 
