AmAJp°riir;  i879arm  }   Pharmaceutical  Colleges  and  Associations.  215 
of  each  ?  Name  another  element  which  will  substitute  Potassium,  and  one  which 
will  substitute  Aluminium  in  Alum.  What  test  will  distinguish  Aluminium  Salts 
from  Magnesium  Salts  ? 
B.  What  are  the  sources  of  Citric  Acid  of  commerce  ?  Describe  the  mode  of 
its  preparation.  What  mineral  Acid  is  it  liable  to  be  contaminated  with  ?  What 
Acid  is  formed  by  the  action  of  heat  on  Citric  Acid  ?  What  effect  has  red  heat 
upon  metallic  Citrates?  What  i<  the  saturating  power  of  Citric  Acid  as  indicated 
by  the  U.  S.  Pharmacopoeia?  What  is  its  quantivalence  ?  Name  three  prepara- 
tions of  the  U.  S  Pharmacopoeia  into  which  it  enters.  How  may  adulterations 
with  tartaric  acid  be  detected  ? 
C.  State  the  officinal  name  of  Galls.  Give  the  botanical  name,  natural  order  and 
habitat  of  the  plant  which  yields  the  drug.  How  are  they  formed  ?  Name  two 
active  principles  which  they  contain.  Give  the  process  for  obtaining  each  of  these 
active  principles.  How  may  they  be  distinguished  chemically?  What  is  a  charac- 
teristic feature  of  good  Galls  ? 
D.  Give  the  botanical  name,  natural  order  and  habitat  of  the  plant  which  yields 
Ipecacuanha.  Describe  briefly  the  physical  and  structural  characteristics  of  the  root 
Describe  one  of  the  non-officinal  Ipecacuanhas.  Name  the  active  principle  of 
Ipecacuanha.  In  what  portion  of  the  root  does  it  reside  ?  What  are  the  medical 
properties  of  Ipecacuanha?  Give  the  officinal  names  and  .strength  of  three  prepa- 
rations containing  Ipecacuanha. 
E.  Give  the  officinal  names  and  ingredients  of  the  following  preparations  (omit- 
ting quantities),  with  the  dose  of  Black  Drop  and  Huxhanrfs  Tincture  :  Black  Drop, 
Huxham's  Tincture  of  Bark,  Brown  Mixture,  Seidlitz  Powders,  Basilicon  Ointment. 
F.  Give  the  formula,  and  describe  the  process  of  making  the  following  prepara- 
tions (omitting  quantities):  Syrupus  Senegae,  Potassii  Citras,  Pulvis  Ipecacuanha? 
Compositus,  Liquor  Plumbi  Subacetatis,  Ceratum  Cantharidis. 
G.  Give  the  formula  for  preparing  Liquor  Ferri  Chloridi,  and  explain  in  words 
what  chemical  changes  take  place.  What  is  its  specific  gravity  ?  State  in  what 
officinal  preparation  it  is  used.  Give  the  formula  for  this  preparation,  and  state  its 
dose  and  medical  properties. 
H  Give  the  officinal  names  and  active  principles  of  the  following  drugs  ;  also  the 
botanical  names,  natural  orders  and  habitat  of  the  plants  which  furnish  them  : 
Officinal 
Active 
Botanical 
Natural 
Habitat. 
Name. 
Principle 
Name. 
Order. 
I 
1 
3 
4 
5 
Levant  Wormseed, 
6 
Deadly  Nightshade, 
7 
8 
May  Apple,  . 
9 
10 
/.  Criticise  the  following  prescriptions 
