28  The  Ash  of  Seeds,  Fruits,  &c.  {'Am'/a^'imrm* 
of  the  volatility  of  many  of  the  ash  constituents  and  to  avoid  the 
running  together  of  the  alkaline  ash.  Finally  the  capsule  was  allowed 
to  cool  in  an  exsiccator  and  weighed. 
The  following  figures  refer  to  the  air-dried  substance  and  give  the 
average  of  several  closely  concordant  analytical  results  : — 
Per  cent. 
Semen  Colchici   2'66 
"     Sabadillse   3'45 
"     Myristicge1   2-00 
Macis   1-39 
tl    after  removal  of  3013  per 
cent,  of  fat   274 
Semen  Staphisagrise   9*88 
"     Nigellge   3"67 
"     binapis  albse   4"63 
"     RapEfi   4-36 
"     Gossypii  arborei   4*49 
Cotton  Seed  Flour   6*85 
Pasta  Guarana   1-36 
Semen  Cydonise   3*55 
"     Abri  precatorii   279 
"     Tonco   3-57 
"     Hyoscyami   4*51 
"     Belladonnas   2'22 
"     Strychni   1*14 
"     Ignatii   2'34 
"     Curcurbitae   2'88 
Fructus  Cardamom i   6*12 
Cubebse   5  45 
Fructus  Cannabis   4"83 
Cocculi   5-20 
"      Anisi  stellati   2*16 
Per  cent. 
Fructus  Anisi  religiosi   2*02 
Colse   2-53 
"      Aurantii  immaturi. ........  5*85 
Flavedo  Fr actus  Aurantii   3  90 
Cortex  Fructus  Aurantii,with  the 
white  inner  tsssue  removed  5*28 
"      Fructus  citri   3*55 
Fructus  Belse  Indicse   2'08 
Pulpa  Fructus  Belse  Indicse   372 
Fructus  Anacardii  occidentalis...  1'64 
"      Anacardii  orientalis   2*14 
"  Rhamin  cathartici  maturi  2*80 
"      Rhamni  cathartici  imma- 
turi   3-67 
Petroselini   7*04 
Carui   5'27 
"      Ajowan  10'45 
"      Anisi   670 
"      Fcenicuii   7"25 
"      Dauci  silvestris   5'96 
Cumini   8'09 
Conii   6-69 
"      Coriandri   5*21 
"      Pimentse   4-00 
"      Capsici   4-66 
Piper  Cayennense   4'54 
Glandulaa  Lupuli  are  required  by  the  Pharmacopoea  Germanica  to 
contain  less  than  10  per  cent,  of  ash,  but  the  author  has  not  met  with 
any  sample  that  answered  to  this  requirement.2  All  the  samples  were 
contaminated  with  sand,  which  upon  shaking  with  chloroform  sank 
to  the  bottom,  the  glands  floating  above.  A  sample  from  Wiggers' 
collection  left  upon  combustion  15  33  per  cent,  of  residue,  whilst  other 
samples  from  various  pharmacists  and  drug  houses,  gave  18*14,  23'6, 
:By  boiling  pulv.  sem.  myristicse  with  benzol  for  two  hours  in  a  return  con- 
denser 41-25  per  cent,  of  fat  was  removed.  The  dried  residual  powder  gave  377 
per  cent,  of  ash. 
2The  British  Pharmacopoeia  allows  15  per  cent.,  the  U.S.P.,  only  8  per  cent- 
