Sodium phenol-para-sulphonate, CeH 4 OH.SO2ONa,2H 2 O. Colourless, 

 transparent crystals, with a saline and somewhat bitter taste. Soluble 

 1 in 6 of water. 



Liquor Sodii Ethylatis. Contains 18% of sodium ethylate, 

 NaC2H5O. A colourless syrupy liquid made by cautiously dissolving 

 sodium in absolute alcohol. Incompatible with water. 



SPIRITUS. (With a dose of 5-20 min. Anisi, Cajuputi, Cam- 

 phorae, Cinnamomi, Lavandulse. Menthae Piperitae, Myristicae; dose of 

 5-20 or 30-40 min. Chloroformi; dose, 20-60 min. Juniperi; dose, 20-40 

 or 60-90 min. ^Etheris, ^Etheris Comp., Athens Nitrosi, Ammonias 

 Aromaticus, Ammoniae Fetidus; dose, 1-2 fl. dr. Armoraciae Comp.; 

 without stated dose, Rosmarini (5-30 min.), Rectificatus, Vini Gallici.) 



Spiritus Aetheris Nitrosi. Spirit of Nitrous Ether. (Sweet 

 Spirit of Nitre). Dose, if repeated, 20-40 min.; 1^-2^ c.c.: for a single 

 administration, 60-90 min.; 4-6 c.c. 



An alcoholic solution containing ethyl nitrite, aldehyde and other sub- 

 stances. An inflammable limpid liquid, of a faint yellow colour, and 

 with a peculiar, penetrating apple-like odour, and a characteristic taste. 

 Often slightly acid in reaction due to free nitrous acid. 



Incompatibles, alkali hydrates; if acid hypophosphites, sulphites* 

 chlorates, iodides, ammonium bromide, mercurous salts, permanganates* 

 antipyrine, acetanilid, salicylates, tannic acid, thymol, morphine guaiacum, 

 acetates. 



Spiritus Rectificatus. (See Alcohol p. 31). 



StaphisagricB Semina. Stavesacre Seeds. The dried ripe seeds of 

 Delphinium Staphisagria. Irregularly triangular or quadrangular, 

 brownish seeds, with no marked odour and a nauseous, bitter acrid taste. 



Unguentum Staphisagriae. 20; Yellow Beeswax, 10; Benzoated 

 Lard, 85. 



STRAMMONII FOLIA. The dried leaves of Datura Strammomium. 

 Dark greyish-green, wrinkled leaves, 4-6 inches long, with a characteristic 

 odour, and an unpleasant bitter taste. 



x Tinctura Strammonii. Dose, 5-15 min.; 0.3-1 c.c. 

 20; Alcohol 45% to 100. 



STRAMMONII SEMINA. The dried ripe seeds of Datura Strammonium 

 Dark brown or nearly black, flattened, reniform seeds about 1/6 of an inch 

 long; surface is pitted; no marked odour, but a slightly bitter taste. 



^xtractum Strammonii. Dose, Y^-\ gr.: 15-60 mgms. 

 An evaporated alcoholic percolate. 



96 



