AmjJne,ri^iarm'  \        Podophyllum  Ash  Standards.  431 
%  To-     %  H.Cl 
Sample  No.                  Description.  tal  Ash.  Insol.  Ash. 
No.    7.    Commercial  powder,  bought  192 1,  in 
paper  bag,  labeled  "Podophyllum  U. 
S.   P.   Mandrake   Powdered,  Ana- 
lyzed and  Guaranteed"   8.88  5.95 
8.23  4.96 
Xo.  8.  Sample  prepared  from  2-pound  lot  of 
whole  podophyllum,  bought  in  1921, 
average  portion  powdered  in  this 
laboratory,  3- 16-21.    Not  garbled  .  .  .    5.27  1.36 
474        0.96  ' 
No.  9.  Sample  prepared  from  average  por- 
tion of  2-pound  lot  of  drug  bought 
1 92 1,  powdered  in  this  laboratory, 
3-16-21.    Not  garbled   2.47  0.24 
2.40  0.21 
No.  .10.  Sample  prepared  from  2-pound  lot, 
bought  1 92 1,  average  portion  pow- 
dered   in    this    laboratory,  3- 16-21. 
Not  garbled   3.73  0.66 
3-66  0.55 
No.  II.  Sample  prepared  from  rhizomes  only, 
mostly  shriveled,  very  little  soil,  rhiz- 
omes separated  from  drug  bought 
192 1,  powdered  in  this  Laby.  Rhiz- 
omes represented  86.9  per  cent,  of 
the  drug.    Garblings  0.8  per  cent.  .  .  .    4.67  0.89 
4.35  0.64 
No.  12.  Sample  prepared  from  roots  only, 
mostly  shriveled,  very  little  soil,  drug 
same  as  No.  11,  bought  1921,  roots 
represented  12.2  per  cent,  of  total 
weight,  powdered  in  this  laboratory, 
3-24-21    7.28  0.37 
7.01  0.38 
No.  13.  Sample  prepared  from  rhizomes  only, 
mostly  plump,  clean  looking,  drug 
bought  1 92 1,  rhizomes  represented 
89.1  per  cent,  of  total  weight,  garb- 
lings  1.97  per  cent.  Rhizomes  pow- 
dered in  this  laboratory,  3-24-21   .  .    2.58  0.25 
2.77  0.25 
