HYDRATED PEROXIDE OP IRON. 
39 
a large excess of the hydrated peroxide, by which means the 
arsenious acid, as fast as it is liberated, unites with and is neu- 
tralized by a fresh portion of the hydrated oxide. The ammo- 
nia, by neutralizing the acid in the stomach, would of course 
tend to prevent its action upon this compound. 
In conclusion your Committee would remark, that however 
strong may be our dependance upon the antidotal effect of the 
hydrated peroxide, no available means should be neglected to 
procure the rejection from the stomach, by vomiting, of as 
large a portion of the poison as possible, both before and after 
the administration of the antidote. 
Ambrose Smith, ? n ... 
r> r> r Committee. 
Robert Bridges, 3 
Philadelphia, March, 1841. 
