Am.  Jour.  Pharm.  1 
Nov.,  1881.  J 
A  Neio  Percolator. 
569* 
menstruum  reservoir^  C,  Fig.  1,  though,  of  course,  a  funnel  or  similar 
apparatus  would  answer.  Fig.  1  represents  the  percolator  in  positioiij,. 
ready  for  the  liquid  to  flow.  Fig.  2  represents  the  percolator  pro- 
per, with  the  open  end,  E,  apart,  and  ready  for  packing  the  drug. 
Fig.  1.  Fig.  2. 
The  Inverted  Percolator. 
The  porous  diaphragm,  B,  Fig.  2,  G,  Fig.  1,  is  first  placed  in  posi- 
tion, the  drug  is,  after^previous  moistening,  packed  tightly  into  the 
percolator  occupying  the  dotted  space,  C,  Fig.  2,  and  H,  Fig.  1.  A 
porous  diaphragm,  D,  Fig.  2,  J,  Fig.  1,  is  placed  on  the  drug  andi^L 
