Teuthal Salts. 281 



Muriate of lime, Hydrochhrate of lime, Murias calcis. 

 Dissolve the mass left in the distillation o^lime with sal ammoniac 

 in water; filter and evaporate to dryness. 



2. Dissolve white marble or chalk in muriatic acid, and evapo- 

 rate to dryness. Used for preparing the liquid muriate employed 

 as a substitute for muriate of barytes. 



Liquid shell, Liquor calcis muriatis. Murias calcis pj, 

 distilled water ciij ; dissolve and filter. 



Aula calcis muriatis. Chalk 5j, diluted muriatic acid 3ij ; 

 dissolve and filter. 



SoLUTio muriatis CALCIS. White marble 9 oz., muriatic acid 

 16 oz., water 8 oz., dissolve, evaporate to dryness; dissolve the 

 dried mass in an ounce and a half its weight of distilled water, and 

 filter : deobstruent, in scrofulous and glandular diseases, gtt. xl 

 to 3j, diluted, bis terve die : seems to be the most active ingre- 

 dient in mineral waters. 



Purifying liquid, Solidio oxymuriatis calcis. Com. salt 

 4 oz., black oxide of manganese in powder li oz., oil of vitriol 

 8 oz., water 6 oz., mix, distil, and pass the gas into a bottle con- 

 taining quicklime 2 oz., water 62 oz. ; stram the liquor. Used 

 as a lotion in venereal sores, also diluted with water, -| pint to a 

 gallon, to destroy the odour of sick rooms, manufactories using 

 animal entrails, and houses of office ; and still weaker to sweeten 

 game. 



SALTS OF magnesia. 



Epsom salt, Sal Epsomensis, S. catharticus amaruSf Mag- 

 nesia vitriolata, MagnesioB sulphas. Obtained from sea -water, after 

 the common salt has been crystallized. 



2. From magnesian limestone, by washing out the lime with 

 rough pyroligneous acid, or other acid, then dissolving the mag- 

 nesian residuum in oil of vitriol, and crystallizing: Epsom salt is 

 purgative, 3j — .^ij ; allays the pain of the colic ; also used in 

 purgative clysters. 



SALTS OF ammonia. 



Grey sal ammoniac, Sal ammoniacus. Muriate of ammonia^ 

 Hydrochlorate of ammonia, Murias ammonice, M. ammoniaais. 

 By subliming the swjt formed by burning cows* or camels' dung: 

 26lb. of dung yield 61b. of salt. Used in preparing ccndrcs hleues 

 and other colours. From Egypt direct, ana through the East 

 Indies. 



Sal ammoniacus purificatur. By dissolving grey sal 

 ammoniac in water, evaporating and crystallizing. 



