INDEX.  541 
Production  of  alizarin  from  naplithalin  558 
Proximate  analysis  of  plants  and  vegetable  substances,  by  Dr.  Rochleder, 
81,  111,  273,  369,  465,  561 
Properties  of  benzole  133 
Properties  of  liquid  carbonic  acid  328 
Progress  of  the  British  Pharmacopoeia  477 
Prizes  distributed  by  the  French  academy  415 
Pure  carbonate  of  soda  404,  317 
Pus,  analysis  of  403 
Purification  of  vegetable  juices   460 
Purification  of  silver  318 
Quercitron  in  buckthorn  berries  219 
Reaction  of  strychnia  110 
Reactions  of  cbolestearin  312 
Reactions  of  quinia  410 
Recognition  ot  phosphates  in  urinary  deposits  411 
Redwood^  Dr.  Theophilus,  on  the  preparation  of  liquor  potassse  241 
Report  on  suppositories  115 
Report  on  Asclepias  tuberosa,  Dr.  Pa-wling's  494 
Report  of  the  botanical  committee,  by  J.  M.  Maisch  285,  485 
Report  on  the  chemical  manufactures  of  South  Lancashire  482 
Resinoids,  on  the  299 
Resins  and  aqueous  extracts  of  jalap  481 
Eeveil,  Dr.  0.,  note  on  Persian  opium   48 
Rhoads,  Elam,  on  asclepias  tuberosa   492 
Ricinate  of  magnesia  416 
B  >chleder's  proximate  analysis  89,  177,  273,  369,  465,  561 
Rosin,  products  of  the  distillation  of  240 
Rock  oil  as  a  fuel  for  steam  engines  378 
Rousseau,  M.  Umile,  purification  of  vegetable  juices  460 
Roussin,  M.  Z.,  on  the  production  of  alizarin  from  naphthalin  558 
Saccharine  substances  of  acid  fruits  213 
Sale  of  poisons  in  France  176 
Salep  404 
Salisburia  adiantifolia,  the  nuts  of  502 
Saltpetres,  estimation  of  commercial  543 
Salts  of  copper,  lead  and  tin  in  newly  distilled  spirits  504 
Scammony  216 
Scammony  resin,  on  the  constitution  of  430 
Scheil,  J.,  on  the  products  of  the  distillation  of  rosin  240 
Schiff,  Hugo,  on  the  polysulphides  of  the  heavy  metals  264 
Schmidt,  M.,  on  the  oil  of  cajeput  545 
Schoff,  Prof.,  on  some  species  of  hellebore  426 
Schwabe,  M.,  on  a  new  cinchona  alkaloid  173,  417 
