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" When a sheet of pure tin is immersed in a solution of nitro-muriate of gold, the oxide of gold is precipitated of a purple colour; and, when scraped off and collected, forms the purple powder of Cassius, much employed in enamelling. "
Lectures on Experimental Philosophy, Astronomy, and Chemistry: Intended ... - Page 246
by George Gregory - 1820
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A System of Theoretical and Practical Chemistry, Volume 2

Friedrich Christian Accum - Chemistry - 1803
...of Cassius.) If \ve immerse into a solution of gold in nitro-muriatic acid a sheet of tin, the oxid of gold is precipitated of a purple colour, and, when scraped off and collected, forms the purple powder, or precipitate of Cassius, much employed in enamelling. It...
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Lectures on Experimental Philosophy, Astronomy, and Chemistry ..., Volume 2

George Gregory - Science - 1808 - 322 pages
...acid (commonly called, on this account, aqua regia), and also by the oxygenated muriatic acid. If a sheet of tin is immersed in a solution of gold, the...was not known as a distinct [metal before the year 1752. Its specific gravity, when pure, exceeds that of gold, and it is therefore the heaviest substance...
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An Epitome of Chemistry: In Three Parts

William Henry - Chemistry - 1808 - 416 pages
...solution of green sulphate of iron. IX. When a sheet of tin is immersed in a solution of nitro-muriate of gold, the oxide of gold is precipitated of a purple colour; and, when scraped off and collected, forms the purple powder of Cassius, much employed in enamelling. The same precipitate...
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Crusoe, written by himself [by D. Defoe

Daniel Defoe - 1815
...green sulphate of iron. \Yhen a sheet of tin is im* merged in a solution of nitro-muriate ol gold, th« oxide of gold is precipitated of a purple colour and when scraped ou' and collected forms the " purple powder of Ca«sius," much employed in enamelling. The same precipitate...
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The Elements of Experimental Chemistry, Volume 2

William Henry - Chemistry - 1819
...takes from the oxide of gold. XI. When a sheet of pure tin is immersed in a solution of nitromuriate of gold, the oxide of gold is precipitated of a purple colour; and, when scraped off and collected, forms the purple powder of Cnssius, much employed in enamelling. Or the metallic salt,...
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A Manual of Chemistry, on the Basis of Professor Brande's: Containing the ...

Chemistry - 1826 - 603 pages
...oxide of gold. Purple of 1644. When a sheet of pure tin is immersed in a solution of nitro-muriate of gold, the oxide of gold is precipitated of a purple colour; and, when scraped off and collected, forms the purple powder of Cassius, much employed in enamelling. Or the * For a detail...
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A Manual of Chemistry, on the Basis of Professor Brande's: Containing the ...

Chemistry - 1828 - 619 pages
...takes it from the oxide of gold. 1713. When a sheet of pure tin is immersed in a solution of ^urpieof gold, the oxide of gold is precipitated of a purple colour; and, * For a detail of variot« pxjierinicnte of a similar kind consnlt яп Еа*ау on Combustion, by...
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The Penny Mechanic and Chemist: A Magazine of the Arts and Sciences, Volume 6

1841
...from its solution by tin. If we immerse into a solution of gold in nitro-muriatic acid a sheet of tin, the oxide of gold is precipitated of a purple colour ; and, when scraped off and collected, forms the purple powder, or precipitate of cassias, much employed in enamelling. It...
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