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The Edinburgh new Dispensatory : containing 1. The Elements of pharmaceutical Chemistry ; 2. The Materia Medica; or the natural, pharmaceutical and medical History, or the Substances employed in Medicine ; 3. The pharmaceutical Preparations and Compositions ; including Translations of the Edinburgh Pharmacopoeia published in 1805, of the Dublin Pharmacopoeia in 1807, and of the London Pharmacopoeia in 1815
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Sect. 1,

Epitome ofChemisfry.

Ixxvii

G. x. Tellurium. Not precipitated by triple prussiate. Pre-cipitate by zinc black and metallic, by hydrosulphuret of pot-ass brown, by infusion of galls yellow, and by alkalies white,and soluble when the alkaii is added in excess.

G. xi. Antimony. Precipitate by iron or zinc black, by hy-drosulphuret of potass orange. Officinal: Muriate, phosphate,tartrate.

G. xii. Bismuth. Solution, colourless. Precipitate by cop-per metallic, by water and triple prussiate white, by infusionof galls orange, and by hydrosulphurets black.

G. xiii. Manganese. Soluble, not precipitated by gallicacid. Precipitated by alkalies, triple prussiate, and hydrosul-phurets, white.

G. xiv. Nickel. Salts soluble; colour green, precipitate bytriple prussiate dull green, by hydrosulphuret black, by infu-sion of galls greyish-white, and by iron, &c. metallic.

G. xv. Cobalt. Soluble, reddish, precipitated by alkaliesblue or reddish-brown, by triple prussiate brown with a shadeof blue.

G. xvi. Uranium. Soluble, yellow, precipitate by alkaliesyellow, by alkaline carbonates white, soluble in excess of alka-li, by triple prussiate brownish-red, by hydrosulphuret of po-tass brownish-yellow, and by infusion of glass chocolate.

G. xvn. Titanium. Precipitate by alkaline carbonates flaky,white, by triple prussiate and hydrosulphuret green, and byinfusion of galls reddish-brown, solution coloured red by tin,and blue by zinc.

G. xviji. Chromium. Precipitate by triple prussiate andhydrosulphuret green, and by infusion of galls brown.

G. xix. Molybdenum. Solutions blue, precipitate by tripleprussiate and tincture of galls brown.

G. xx. Tungsten. Unknown.

G. xxi. Arsenic. Precipitate by water and triple prussiatewhite, by hydrosulphuret of potass yellow, by sulphate of cop-per green, by nitrate of silver yellow.

G. xxn. Columbium. Colourless ; precipitate by alkalinecarbonates and zinc white, by triple prussiate green, by hydro-sulphuret of ammonia chocolate, and by tincture of gallsorange.

G. xxiii. Iridium. Muriatic and sulphuric solution green,nitric red ; precipitate by alkalies green and red.

G. xxiv. Osmium. Alkaline solution coloured purple andvivid blue by infusion of galls.

G. xxv. Rhodium. Triple salt with soda and muriatic acidnot precipitated by prussiate of potass, muriate or hydrosul-

 
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