Acid, Osmic,—see Acid, Perosmic.
Acid, Oxalic, Merck.—C.P., Cryst.
Transparent cryst.; very acid taste.—Sol. in water, alcohol; slightly in ether.—Emmenagogue, Sedative.—Uses: Functional amenorrhea, acute cystitis.—Dose: 1/2—1 grn. every 4 hours, in sweet water.—Antidotes: Calcium saccharate, chalk, lime-water, magnesia.—Incompatibles: Iron and its salts, calcium salts, alkalies.
Acid, Oxy-naphtoic, Alpha-, Merck.—Pure.
White or yellowish powd.; odorl.; sternutatory.—Sol. in alcohol, chloroform, fixed oils, aqueous solut's of alkalies and alkali carbonates; insol. in water.—Antiparasitic, Antizymotic.—Uses: Intern., disinfectant intestinal tract (reported 5 times as powerful as salicylic acid); extern., in parasitic skin diseases (in 10% oint.), coryza, etc.—Dose: 11/2—3 grn.
Acid, Perosmic, Merck.
Osmic Acid.—Yellowish needles; very pungent, disagreeable odor.—Sol. in water, alcohol, ether.—Antineuralgic, Discutient, Antiepileptic.—Uses: Intern., muscular rheumatism, neuralgia; extern., remove tumors, and in sciatica (by injection).—Dose: 1/64 grn., several t. daily.—Injection: 1/20—1/6 grn. as 1% solut. in aqueous glycerin (40%)—Antidote: Sulphuretted hydrogen.—Incompatibles: Organic substances, phosphorus, ferrous sulphate, etc.—Caution: Vapor exceedingly irritating to the air-passages.
Acid, Phosphoric, (Ortho-), Merck.—Syrupy.—85%.
Dose: 2—6 ♏, well diluted.
do. Merck.—Diluted.—10%.