Acid, Dichlor-acetic, Merck.—Pure.

Colorl. liq.—Sol. in water, alcohol.—Caustic.—Uses: Venereal and skin diseases.

Acid, Filicic, Merck.—Amorph.

Filicinic Acid.—Amorph., sticky powd.; odorl.; tastel.—Anthelmintic.—Dose: 8—15 grn.

Acid, Gallic, Merck.—U.S.P.—Pure, White Cryst.

Dose: 5—20 grn.—Incompatibles: Ferric salts.

Acid, Hydrobromic, Merck.—Diluted.—U.S.P.—10%.

Dose: 30—90 ♏, in sweet water.

Acid, Hydrochloric—U.S.P.

31.9 per cent. HCl.—Dose: 5—10 minims, well diluted.—Antidotes: Chalk, whiting, magnesia, alkali carbonates, and albumen.—Incompatibles: Alkalies, silver salts, chlorates, salts of lead, etc.