Hygrine,  characters  of....   44 
Hygrophila  spinosa,  value  in  dropsy   139 
Hyoscyamine  change  into  atropine   400 
Ice,  substitute  for  external  application  177,  243 
Iceland  moss  for  emulsifying  oils   172 
Ichthyol,  use  in  rheumatism   267 
Illicium  verum,  source  of  staranise,  description   502 
Incompatibilities  in  prescriptions  ^   351 
Indigo  solution  for  ink   102 
Infusum  digitalis,  preparation   408 
serpentariae,  dispensing  note...   20 
Ink,  writing,  action  of  bleaching  agents  on   422 
solution  of  indigo  for   102 
Insect  powder,  origin  and  quality  of.   537 
powder,  with  naphthalin   103 
stings,  remedy  for,  chloroform   177 
Iodoform,  action  upon  certain  mercuric  salts   13 
antidote  for,  sodium  bicarbonate   246 
as  a  haemostatic   563 
deodorized  (menthol)   13 
lodoformium  bituminosum,  preparation  with  tar   513 
lodol,  poisoning  with   8 
lodophenols,  uses  in  dyeing   289 
Ipecacuanha,  powdered,  assay  of.   529 
Iris  versicolor,  test  paper  from  flowers......  598,  637 
Irish  moss  for  emulsifying  oils  170,  379 
Iron  and  strychnine  citrate,  not  permanent  in  solution   348 
arsenic  compound,  solubility  of.   563 
chloride,  vapor  density  of.   296 
compounds  with  arsenic   563 
iodide,  tonic  and  alterative  properties  of.   146 
unalterable  solution.   449 
oxide,  saccharated,  presence  of  alkali  in   241 
process  of  preparation  (Traub)   15 
reduced,  quality  of   136 
salts,  action  of  finely  divided  metals  on   291 
hypodermic  administration   181 
solutions,  effect  of  freezing  on  449,  611 
utensils,  process  for  marbleizing..   615 
Irvine,  R.    Action  of  bleaching  agents  on  writing  ink   422 
Irvingia  harmandiana  yields  cay-cay  wax   450 
Isinglass,  commercial,  examination  of   607 
Japan,  substitute  for  gum  arable...^  '   150 
Isodulcit  from  hesperidin   —  287 
Jalap,  amount  of  resin  in  .*.   379 
substitute  for,  Pharbitis  triloba   580 
Jambul,  use,  description,  etc                                                       339,  368 
Japan  isinglass,  substitute  for  gum  arabic   150 
wax,  composition  of.   614 
Johnson,  W.  A.  S.    Potato  starch  and  other  starches  of  commerce   596 
Justicia  proeumbens,  use  in  India   457 
H.airin,  or  Kairoline,  origin  and  uses   363 
Kaltfyer,  W.  C.    Dioscoreavillosa   554 
Kauri,  collection  of,  in  New  Zealand   626 
Keefer,  CD.   Aspidium  marginale  .i.......   226 
