ACIDUM BENZOICUM. ACIDUM HYDROCHLOR1CUM DILUTUM. 



Tests for leading incompatibilities: 

 Sol. Ac. Benzoic. : 



Sol. NaHCO 3 ... 

 Dil. HC1 .. 



Fed, T. S. 



Quin. Bisulph 



Benzoic Acid is used in making paregoric. 



In medicine Benzoic Acid may be used for undue alkalinity of the urine, or in 

 treating phosphaturia. Average dose, 0.5 Gm. 



Acidum Boricum (H 3 BO;j). Derived from the borate of soda. 

 Properties: 



Appearance 

 Color ... 



Odor .... 

 Taste ... 



Solubility : 

 H 2 ... 



G 2 H 3 OH 



C 3 H S (OH) 3 



Add NaHCO 3 T. S. to solution H 3 BO 3 . Result 



Boric Acid is used in preparing the official Glyceritum Boroglycerini and Unguen- 

 tuni Acidi Borici. 



The chief uses for Boric Acid are: a dusting powder in intertrigo, a valuable 

 eye-wash (5% sol.) in conjunctivitis, a mild antiseptic in stomatitis, especially in 

 infants. 



Acidum Citricum (C6H 8 O 7 + H 2 O). An organic acid ordinarily obtained 

 from the juice of lemons and limes. 



Properties: 



Appearance 

 Color ... 



Solubility : 

 H 2 . 



C 2 H 5 OH 



Odor .. 



Taste '. 



Treat solution Citric Acid with NaHCO :i , T. S. Result 



Citric Acid is used in the preparation of Syrupus Acidi Citrici. 

 Citric Acid is used in the specific treatment of scorbutus, and in neutralizing acid 

 urine. Average dose, 0.5 Gm. 



Acidum Hydrochloricum Dilutum. Prepared by mixing 10 Gm. HC1 with 22 

 Gm. distilled water. 



Normal HC1 being of 32% strength, of what strength is the official dilute acid? 



Properties: 



Appearance ... 

 Color ... 



Odor .. 



Taste 



