482  Contributions  from  the  School  of  Pharmacy,  etc. 
FIG.  I. 
lERBERINA   H YDROCHLORATE,  PRISMS 
BRIGHT  YELLOW. 
THE     THIRD    ALKALOID    OF  HYDRASTIS 
AS  SULPHATE,  CRSYTALS  COLORLESS. 
HYDRASTIA   FROM  ALCOHOL, 
PRISMS  PALE  YELLOW. 
with  ferric  chloride,  a.  dark  brown 
to  black  solution  ;  with  potassium 
ferrocyanide,  a  greenish-blue  solu- 
tion ;  with  tannic  acid,  a  light  yel- 
low precipitate.  As  reported  by 
Mr.  Hale,  when  warmed  with 
nitric  acid  it  turns  red,  and  with 
sulphuric  acid  it  turns  reddish- 
brown. 
The  sulphate  crystallines  is  clus- 
ters of  prismatic  needles,  the  clus- 
ters being  imperfectly  sheaf-form, 
approaching  a  radiate  arrangement. 
This  alkaloid  is  obtained  in  smaller 
proportion  than  either  berberina 
or  hydrastia. 
VI.  The  Proportion  OF  Morphia  in  Winslow's  Soothing  Syrup. 
By  J.  H.  Salls,  P.  C. 
One  fluidounce  of  the  syrup  (the  quantity  taken  each  time)  was  very 
slightly  acidulated  with  sulphuric  acid  and  washed  with  chloroform, 
then  rendered  alkaline  by  ammonia  and  shaken  with  a  larger  bulk  of 
chloroform,  set  aside  and  the  chloroform  layer  removed  and  evapor- 
ated.   The  residue,  in  the  first  operation,  weighed  18  milligrams.  In 
