Ajii.  J.  Ph.]  6  [Oct., 
ESTABLISHED  1822. 
RO SE N GARTEN  &  SO N S, 
MANUFACTURING  CHEMISTS, 
PHILADELPHIA. 
Silver  Medal  Awarded  Ij  Franklin  Institute,  Nov.,  1871, 
FOE  PURITY  OF  CHEMICAL  PREPARATIONS. 
Sulphate  of  Quinine.  Sulphate  of  Morphine. 
Muriate  of  Quinine,  Acetate  of  Morphine, 
Citrate  of  Iron  and  Quinine,  Muriate  of  Morphine, 
Sulphate  of  Cinchonine,  Nitrate  of  Ammonia, 
Sulphate  of  Cinehonidine,  Hypophosphites, 
Sulphate  of  Quinidine,  Subnitrate  of  Bismuth, 
Bromide  of  Ammonium,  Spirits  of  Nitre, 
Bromide  of  Potassium,  C.  P,  Acids, 
Nitrate  of  Silver,  Tannin, 
AND  A  GENERAL  ASSORTMENT  OF  FINE  CHEMICALS. 
act  from  Report  of  the  Judges  at  the  Exhibition  of  the  Franklin  Institute,  Philadelphia, 
November,  1874,  in  regard  to  Chemicals  exhibited  by  Rosengarten  ASons. 
"  These  gentlemen  exhibit  quite  a  list  of  Chemicals,  and  claim  for  them  superior  purity 
considered  as  commercial  articles.  The  Committee  have  carelully  examined  a  number  of 
them  and  find  this  claim  fully  substantiated,  some  of  the  articles  being  almost  absolutely 
Chemically  Pure,  and  being  certainly  thi  best  of  the  kind  in  the  market. 
"  For  Purity  of  Chemical  Preparations,  a  Silver  Medal." 
F.  A.  GENTH,  Prof.  Chemistry  University  Pa. 
G.  A.  KOENIG,  Prof.  Chemistry  University  Pa. 
S.  P.  SADTLER,  Prof.  Chemistry  University  Pa. 
J.  E.  CARTER,  Manufacturing  Chemist. 
HANCE  BROS.  &  WHITE'S 
ABSOEBENT  COTTON ! 
ABSOLUTELY  PURE  ;  free  from  any  reaction  and  from  any  foreign  matter.  In 
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A  CHEAP,  CLEAN  and  CONVENIENT  SUBSTITUTE  for  Sponge,  Charpie, 
Patent  Lint  and  other  dressings. 
For  LOCAL  MEDICATION  (by  saturating  it  with  the  remedy  desired)  it  is 
admirably  suited. 
PHOTOGRAPHERS,  CHEMISTS  and  DRUGGISTS  will  find  it  a  rapid  and 
effective  FILTER,  the  most  economical  of  all  substances  used  for  that  purpose. 
A  trial  of  its  properties  is  solicited. 
Sample  Package,  containing  1\  ounces,  mailed  upon  receipt  of  price,  25  cts. 
Quarter   pound,  half  pound  and  one  pound  packages  at  reduced  prices, 
postage  extra. 
DP  JES.  32  I?  .A.  JE2.  E  D  BY 
HANCE  BROS.  &  WHITE, 
MANUFACTURING  CHEMISTS, 
