CEREBRAL DEPRESSANTS. 141 



dry air, odorless, having a pungent, saline taste and 

 a neutral reaction. Soluble in 1.6 parts of water and 

 in 200 parts of alcohol. 



Sodii Bromidum, sodium bromide — NaBr. Small, 

 colorless or white, monoclinic prisms, or a crj'stalline 

 powder, permanent in dry air, odorless, having a 

 saline, slightly bitter taste and a neutral or faintly 

 alkaline reaction. Soluble in 1.2 parts of water and 

 in 13 parts of alcohol. 



Lithii Bromidum, lithium bromide — LiBr. A 

 white, granular salt, very deliquescent, odorless, hav- 

 ing a very sharp, somewhat bitter taste and a neu- 

 tral reaction. Very soluble both in water and in 

 alcohol. 



Ammomi Bromidum, ammonium bromide — 

 NHjBr. Colorless, transparent, prismatic crystals, or 

 a white granular salt, becoming yellow on long expo- 

 sure to air, odorless, having a pungent, saline taste 

 and a neutral reaction. Soluble in 1.6 parts of water 

 and in 150 parts of alcohol. 



Calcii Bromidum, calcium bromide — CaBr^. A 

 white, granular salt, very deliquescent, odorless, hav- 

 ing a pungent, saline, and bitter taste and a neutral 

 reaction. Soluble in 0.7 part of water and in 1 part 

 of alcohol. 



The actions of these bromides are very nearly iden- 

 tical, and their dose is as follows : H. and C, 3 iv.- 

 §i. ; D., gr. v.-xxx. 



Camphora Monohromata. — See Camphor. 



Acidum Hydrohromicum Dilutum, diluted hydro- 

 bromic acid. A clear, colorless, aqueous liquid, con- 



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