Aluminium

(al-u-mhi' -i-um) [L.], Al = 27.

Quantivalence n, iv. A silver-white metal distinguished by its low sp. gr. — about 2.6.

It is largely used in the arts and for certain surgical instruments. A. Acetate, A1 2 . - 4C 2 H 3 2 + 4H 2 0. Used as an internal and external disinfectant. Dose 5-10 gr.

(0.3-0.6 Gm.) 3 times daily. A. Aceto- borate, antiseptic and disinfectant. A.

Acetoglycerinate, glycerite of aluminium acetate. It has one-fifth the strength of aluminium acetotartrate; used in 50% solu- tion in diseases of the nose, throat, and ear.

A. Acetotartrate, an energetic nontoxic dis- infectant and astringent. It is applied in 0.5 to 2 % solutions in diseases of the air- passages; for chilblains, in 50% solution.

A. Boroformate, prepared from freshly pre- cipitated aluminium hydroxid dissolved in 2 parts of formic acid, 1 part of boric acid, and 7 parts of water. It is used as an as- tringent and antiseptic. A. Borotannate, a reaction-product from tannic acid with borax and aluminium sulfate, containing 76% tan- nin, 13.23% alumina, 10.71% boric acid; used as a disinfectant and astringent in skin diseases, applied pure or attenuated in oint- ment or dusting-powder. Syn., Cutal; Cutol.

A. Borotannotartrate, a compound of aluminium borotannate and tartaric acid; is used externally in skin diseases and in gonorrhea in 0.5 to iq % solution. Syn., ALUMINOL 48 AMA Soluble cutal or cutol. A. Borotartrate, an energetic, astringent, nonirritant antiseptic, used externally in inflammatory diseases of the throat and nose, and applied in sub- stance or in solution with the addition of glycerol. Syn., Boral. A. Bromid, Al 2 Br 6 .

In combination with aluminium chlorid it is used as a gargle in diphtheria or taken internally. A. Casemate, an intestinal as- tringent. Dose 4-5 gr. (0.25^0.3 Gm.). A.

Chlorid, A1 2 C1 6 , colorless hexagonal plates which fume in moist air. It is astringent and antiseptic, and is also used in bleach- ing teeth. A. Gallate, Basic, a brown, anti- septic dusting-powder made by precipitating a solution of aluminium sulfate with a solution of gallic acid to which sodium hydroxid has been added. A. Hydroxid (alumini hydroxi- dum, U. S. P.), Al 2 (HO) 6 , a tasteless white pow- der, feebly astringent. Dose 3-20 gr. (0.2-1.3 Gm.). Syn., Aluminium hydrate. A. Oleate, A1(C 18 H 33 2 ) 2 , ayellowish mass, soluble in alco- hol, in ether, in benzene, and in oleic acid. It is used as an antiseptic in skin diseases. A.- and-potassium Sulfate, A1K(S0 4 )^,+ i2H 2 0, a valuable astringent, used in catarrh, leu- korrhea, gonorrhea. Dose 10-20 gr. (0.65-1.3 Gm.). In teaspoonful doses it is an emetic.

Syn., Alum. A.-and-potassium Sulfocar- bolate, A1 2 K 2 (C 6 H 4 HS0 4 ) 8 , an antiseptic, as- tringent, and styptic; it is used externally in a 5 to 20 % aqueous solution in cases of cancer and putrid ulcerations, and as a mouth- wash. A. Salicylate, A1(C 7 H 5 3 ) 3 , a red- dish-white antiseptic powder used in nasal catarrh and ozena. Syn., Salumin. A. Sal- icylate, Ammoniated, a yellowish- white powder used as an antiseptic and astringent in inflammation of the nose and throat by dry insufflations or painting with a 20 % solution in 50 % of glycerol and 30 % of water. Syn., Soluble salumin. A.-and-so- dium Silicate, Na 2 Si0 3 Al 4 (Si0 4 ) 3 , obtained by adding aluminium hydroxid to a boiling solution of sodium silicate and sodium hy- droxid. It is used in surgical dressings. A.

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