Chemical News and Journal of Industrial Science, Tomy 131-132Chemical news office., 1925 |
Z wnętrza książki
Wyniki 1 - 5 z 100
Strona 17
... COPPER . By WILFRED W. SCOTT . Professor of Analytical Chemistry , Univer- ty Southern California , Los Angeles , California , U.S.A. ) The method herein given is the result of an investigation in an effort to obtain a suit- able method ...
... COPPER . By WILFRED W. SCOTT . Professor of Analytical Chemistry , Univer- ty Southern California , Los Angeles , California , U.S.A. ) The method herein given is the result of an investigation in an effort to obtain a suit- able method ...
Strona 18
... copper , induced us to believe the following method of analysis to to give accurate results . The nature of the material to be examined should be taken into account . Products containing aluminium and iron re- quire sulphation and ...
... copper , induced us to believe the following method of analysis to to give accurate results . The nature of the material to be examined should be taken into account . Products containing aluminium and iron re- quire sulphation and ...
Strona 19
... copper . The following facts are of especial interest . Iron . Tartaric acid and other organic acids that may be found in baking powders prevent the precipitation of iron by ainmonia . Ferrous iron , if present in the mixture , will ...
... copper . The following facts are of especial interest . Iron . Tartaric acid and other organic acids that may be found in baking powders prevent the precipitation of iron by ainmonia . Ferrous iron , if present in the mixture , will ...
Strona 20
... Copper . The sulphate of copper soluble and can be easily removed from the lead residue by the dilute sulphuric acid treatment . The presence of lead in the final solution containing lead would offer no difficulty , however , for as ...
... Copper . The sulphate of copper soluble and can be easily removed from the lead residue by the dilute sulphuric acid treatment . The presence of lead in the final solution containing lead would offer no difficulty , however , for as ...
Strona 30
... copper ; am- monium compounds containing metals .-- In a process of treating oxidised copper ores in which the ore is rendered amenable to leaching by an ammoniacal solvent by so heating it in a reducing gas at a temperature ...
... copper ; am- monium compounds containing metals .-- In a process of treating oxidised copper ores in which the ore is rendered amenable to leaching by an ammoniacal solvent by so heating it in a reducing gas at a temperature ...
Spis treści
10 | |
32 | |
35 | |
44 | |
57 | |
84 | |
100 | |
108 | |
180 | |
182 | |
188 | |
195 | |
215 | |
233 | |
302 | |
327 | |
334 | |
337 | |
342 | |
344 | |
350 | |
360 | |
381 | |
383 | |
393 | |
395 | |
424 | |
426 | |
427 | |
2 | |
130 | |
132 | |
142 | |
148 | |
159 | |
164 | |
164 | |
180 | |
215 | |
224 | |
228 | |
241 | |
248 | |
264 | |
278 | |
291 | |
292 | |
297 | |
325 | |
338 | |
356 | |
370 | |
Inne wydania - Wyświetl wszystko
Kluczowe wyrazy i wyrażenia
acid action addition amount appears application Association atoms becomes bismuth British carbon cent Chemical Chemistry coal complete compounds containing copper crystals determined direct effect electric electrode elements ENGINEERS experiments fact give given glass heat hydrogen important increase indicated industry Institute interest iron Laboratory lead less light lines liquid London manufacture Marks material matter means measured meeting Merton House metal method mineral Mines mixture nature Notes obtained Office oxide Patents physical plant possible Post Free precipitate prepared present production properties Published pure quantity reaction reference Research Royal Salisbury Square salts scientific shown Society sodium solution standard structure substance sulphur surface Table temperature theory tion tons Trade United various volume zinc