. Hydroxylamine : its quantitative determination and some double salts . -13- Cryotals of nickle sulphate with hydroxylaraine wereobtained in a similar manner to the copper crystals, but in muchless time. The hydroxylamine was determined in the same way, thenickle by electrolysis according to Smith—To 50 of a solutioncontaining about one-tenth of a gram of nickle, add 100 ofammonium hydroxide and 10 of ammonium sulphate and use a curreniof ,5 to ,7 ampheres and 2,8 to volts for 3 or 4 hours. At thoend of that time test the solution with potassium sulphocarbonate andif only a
. Hydroxylamine : its quantitative determination and some double salts . -13- Cryotals of nickle sulphate with hydroxylaraine wereobtained in a similar manner to the copper crystals, but in muchless time. The hydroxylamine was determined in the same way, thenickle by electrolysis according to Smith—To 50 of a solutioncontaining about one-tenth of a gram of nickle, add 100 ofammonium hydroxide and 10 of ammonium sulphate and use a curreniof ,5 to ,7 ampheres and 2,8 to volts for 3 or 4 hours. At thoend of that time test the solution with potassium sulphocarbonate andif only a faint rose color appears the precipitation is following results were obtained with nickle crystals with hy-droxylaraine j - KMnO^ =C= .000113 g. 0 per I.
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