 | Chemistry - 1890 - 432 pages
...phosphates. INTERFERING ELEMENTS. Sodium. — (a) The flame, through blue glass, will be violet or blue. (£) A bead of borax and a little boracic acid, made brown...sublimate, with red border, sometimes white crystals. In Closed Tube. — Dark-red sublimate and horse-radish odor. Flame. — Azure-blue. On Coal li'itli... | |
 | Chemistry - 1890 - 434 pages
...phosphates. INTERFERING ELEMENTS. Sodium. — (a) The flame, through blue glass, will be violet or blue. (H) A bead of borax and a little boracic acid, made brown...will become blue on addition of a potassium compound. Litliium. — The flame, through green glass, will be bluish-green. SELENIUM, Se. On Coal, RF — Disagreeable... | |
 | Howard Van Fleet Furman - Assaying - 1893 - 498 pages
...addition of a potassium compound. Lithium. — The flame through green glass will be bluish green. Selenium, Se. On Coal, RF — Disagreeable horse-radish...sublimate with red border, sometimes white crystals. In Closed Tube. — Dark-red sublimate and horse-radish odor. Flame. — Azure-blue. On Coal, with... | |
 | Howard Van Fleet Furman - Assaying - 1893 - 414 pages
...phosphates. Interfering Elements. Sodium. — (a) The flame through blue glass will be violet or blue ; (ff) A bead of borax and a little boracic acid made brown...Lithium. — The flame through green glass will be bluish green. Selenium, Se. On Coal, RF — Disagreeable horse-radish odor, brown fumes, and a volatile... | |
 | Howard Van Fleet Furman - Assaying - 1893 - 414 pages
...Potassium, K. Interfering Elements. Sodium.—(a) The flame through blue glass will be violet or blue; (b) A bead of borax and a little boracic acid made brown...will become blue on addition of a potassium compound. Lithium.—The flame through green glass will be bluish green. Selenium, Se. On Coal, RF— Disagreeable... | |
 | Pierre de Peyster Ricketts, Edmund Howd Miller - Assaying - 1897 - 364 pages
...compound. Lithium. — The flame, through green glass, will be bluish green. Selenium, Se. On Coal R. ^.—Disagreeable horse-radish odor, brown fumes,...sublimate with red border, sometimes white crystals. In Closed Tube. — Dark red sublimate and horse-radish odor. Flame. — Azure-blue. On Coal with Soda.... | |
 | Alfred Joseph Moses, Charles Lathrop Parsons - Blowpipe - 1900 - 454 pages
...K. INTERFERING ELEMENTS. Sodium. — (a) The flame, through blue glass, will be violet or blue. (&) A bead of borax and a little boracic acid, made brown...sublimate, with red border, sometimes white crystals. In Closed Tube. — Dark-red sublimate and horse-radish odor. Flame. — Azure-blue. On Coal with Soda.... | |
 | Alfred Joseph Moses, Charles Lathrop Parsons - Blowpipe - 1900 - 470 pages
...phosphates. INTERFERING ELEMENTS. Sodium. — (a) The flame, through blue glass, will be violet or blue. (V) A bead of borax and a little boracic acid, made brown...and a volatile steel-gray coat with a red border. /// Open Tube. — Steel-gray sublimate, with red border, sometimes white crystals. In Closed Tube.... | |
 | George Washington Miller - Mine examination - 1901 - 196 pages
...pvro into orthophosphates. POTASSIUM, K. WITH THE BLOWPIPE. Interfering Elements. Sodium. — (ft) The flame through blue glass will be violet or blue;...Lithium. — The flame through green glass will be bluish green. 1ST THE WET WAY. 1. PtCl« with HC1 precipitates yellow crystalline (KCl)=>PtCk Evaporate... | |
 | George Washington Miller - Assaying - 1903 - 414 pages
...5. Fusion with Na=COs converts meta and pyro into orthophosphates. POTASSIUM, K. WITH THE BLOWPIPE. Flame. — Violet, except borates and phosphates....Lithium. — The flame through green glass will be bluish green. IN THE WET WAY. 1. PtCli with HCl precipitates yellow crystalline (KCl)aPtCli. Evaporate... | |
| |
SELENIUM, Se. On Coal, RF — Disagreeable horse-radish odor, brown fumes, and a volatile steel-gray coat with a red border. In Open Tube. — Steel-gray sublimate, with red border, sometimes white crystals. In Closed Tube. 