548 
FORMULAE  FOR  THE  FLUID  EXTRACTS. 
Extract  of  Butternut  in  the  fourth  class,  and  Quassia  in  the 
third  class,  but  for  the  difficulty  presented  by  their  texture. 
Under  the  circumstances  the  above  will  afford  a  means  open  to 
all  operators.  With  proper  care  the  results  are  excellent 
preparations. 
Oleoresince. 
OLEORESINA  CAPSICI. 
Take  of  Capsicum,  in  powder,  No.  50,    16  ounces, 
Ether,  a  sufficient  quantity. 
Pack  the  Capsicum  tightly  in  a  percolator  for  volatile  liquids, 
cover  it  with  a  disc  of  cloth,  pour  on  the  ether  until  two  pints 
of  fluid  have  passed.  Put  this  in  a  retort,  and  by  aid  of  a  water 
bath  distil  a  pint  and  a  half  of  ether  into  a  refrigerated  receiver. 
Expose  the  residue  in  the  retort,  in  an  open  capsule,  till  the 
remains  of  the  ether  have  passed  off,  and  preserve  the  oleoresin. 
In  the  same  manner  prepare 
OLEORESINA  CARDAMOMI. 
From  Cardamom  seeds,  in  powder.    No.  50. 
OLEORESINA  CARYOPHYLLI. 
From  Cloves,  in  fine  powder.   No.  50. 
OLEORESINA  CUBEBiE. 
From  Cubebs,  in  fine  powder.    No.  50. 
OLEORESINA  FILICIS  MARL 
From  male  fern,  in  powder.   No.  50. 
OLEORESINA  LUPULIN^. 
From  Lupulin. 
OLEORESINA  PIPERIS  NIGRI. 
From  Black  Pepper,  in  powder.    No.  50. 
OLEORESINA  PYRETHRI. 
From  Pellatory  root,  in  powder.    No.  50. 
OLEORESINA  SABINE. 
From  Savin,  in  powder.    No.  50. 
OLEORESINA  XANTHOXYLI. 
From  Prickly  Ash  bark,  in  powder.    No.  50. 
