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phthalic

phthalic


  1  definition  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Phthalic  \Phthal"ic\,  a.  [Naphthalene  +  -ic.]  (Chem.) 
  Pertaining  to  or  designating,  a  dibasic  acid  obtained  by  the 
  oxidation  of  naphthalene  and  allied  substances. 
 
  {Phthalic  acid}  (Chem.),  a  white  crystalline  substance, 
  {C6H4.(CO2H)2},  analogous  to  benzoic  acid,  and  employed  in 
  the  brilliant  dyestuffs  called  the  phthaleins.