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capillary   for   ig   [   simple;   ioniza-     (1995).   (1980).       Chromatogr.
    85      this   on   ]   as   are      PA,   NY,                   NY,      Chap-


          a   Kits   and   Jennings   columns   flame   Bellefonte,   Dekker,   Varian  Associates,   21   1407   Dekker,   1987,
          of     one.  The  easiest   rather   These   as   Ed.,   [15],   27,   and   (1975).   Ed.,   Diego,   J.   J.,
          installation   detector.   McMurtrey   [14];   is   tubing.   well   as   Supelco,   890,   -   Giddings,   (1965).   Chromatography,   Lab.   Am.   1402   52,   533   13,   Giddings,   (1983).   San   Press,   R.  Mathieu,




          the   the   for   and   homemade   columns   conversion   and   [16]   Bulletin   C.   J.   28,   1348   37,   W.,   (1976).   Chem.   Sci.,   (1979).   C.   J.   28,   974   55,   Academic   and
          are   gas   houses,   a   wide-bore   The   fittings   detectors   (1973).   136   Guide,   Vol.   Chem.   Gas   Wentworth,   799   48,   Anal.   M.,   Chromatogr.   594   51,   Vol.   Chem.,   E.,   A.
          required   make-up   supply   to   detail.   some   11,   Sci.,   (1966).   Anal.   and   Chem.   M.   J.   J.,   J.   Chem.   Anal.   (1985).   Chromatography,   Lawson,



          are   of   lab   construction of   columns   in   are   conductivity   Application   309   Chromatography,   Jr.,   E.,   S.,   Anal.   H.,   Kopecni,   Leary,   Anal.   Chromatography,   J.,   T.   94   [10],   M.,   B.
          that   addition   from   the   procedure   needs   Chromatogr,   Column   38,  Chem.,   in   A.  Thompson,  B.,  Fundamentals  of  Gas  Analysis  by   Stearns,   J.   and   J.,   and   A.,  Apffel,   in   Knight,   17,   Gas   Gordon,
          changes   the   available   described   packed   from   the   one   all   thermal   J.   M.,   D.   Packed   Anal.   L.,   Advances   E.,   2.   Lawson,   and   M.,   1977.   CA,   H.,   Cai,   J.,   Purnell,   and   J.,   R.  Laub,   F.,   Palocsya,   F.,   and   L.,   Advances   J.,   3.   and   D.,   K.   Lab,   Am.   L.,   Analytical   W.,   H.,   C.   (1978).




    References   major   The   and  injector   are  purpose   have   [13]   is  version   discussed   has   minimum,   a   with  useable   detectors.   tion   REFERENCES   Ottenstein,   .   Anonymous,   1995.   O.  Hollis,   .   Willis,  Chpt  D.   .   1989,   J.  Miller,   .   .   Alto,  Palo   Madabushi,   .   R.   Laub,   .   C.  Chien,   .   D.  Lynch,   10.   R.  Pecsok,   11.   G.  Price,   12.   1989,   Chpt.   McMurtrey,   13.   M.  Duffy,










   Inlets                                          for    they   Chap-   very   They   both   or           col-

   and                method         unsaturated   deactivate   acid   commer-   type;   in   but   difficulties   diame-   normal   samples;   columns;   columns   packed-column
   Columns   Application   acids   EPA   isomers   distillation   hydrocarbons,   used   to   phosphoric   available   important   discussed   decreases,   packing   with   inside   phases.   few   columns   and   achieve   to   volatile   packed   capillary   capillary



   Packed   Applications   Pesticides   Amino   Solvents   Phthalates,   Amines   gases  Sulfur   Xylene   Simulated   Light   Freons   hydroxide   is   amines   and   Most   are   another   are   they   diameter   of   the   columns   for   a   packed   are:   (a)   for  highly   normal   mixed  packing.   analyses,   use.  Older,   to   field   accept




         Special           (on   and              like   phenols.   Table   5.5.   are   and   column   because   Packed   available   normal   examples   (b)   with   a   of   COLUMNS   some   general   the   in   cost


         for        1500®   Deactivation   HPQ,   clay   C®   potassium   and   in   packings   columns   the   case   result.   commercially   Some   capacity;   possible   for   for   minimal
         Packings   OV-210®   Carbowax   QF-1®   for   KOH   1.5%   34®   Carbopack   B®   or   compounds   acids   listed   Chiral   capillary   as   special   that   between   needed.   sample   is   advantages   CAPILLARY   preferred   preferred   retrofitted   at


         Phase   1.95%   1%  OV-210®   0.1%   1.95%   reducers)   2%   +   +   Bentone   5%   B,   C   or   on   Carbopack   sodium   basic   free   like   columns   are   columns.   in   improves   represent   a   drops   are   compromise   is   high   than   selectivity   are   are   be   can   them

        Stationary   Liquid  Phases   OV-17®   +   OV-17®   +   SP-2401®   +   +  OV-17®   (tail  Liquids   Apiezon   L®   Polyphenylether   PTFE)   SP-1200®   +   Petrocol   A,   Picric   Acid   on   example,   for   used   used   Columns   performance   pressure   micrometers   a   columns   and   speed   the   FOR   columns   and   upgrading



        5.5   Packing   Mixed   1.5%   2%   20%   1.5%   Mixed   10%   12%   in   5%   10%   0.19%   Fluorcol   5%   For   packing   compounds   special   packed   often   diameters   high   750   when   tubular   efficiency   greater   obtain   packed   efficient   chromatographs   thereby
        TABLE   Column         Other                  Other   in   more   10.   Microbore   Column   the   of   used   for   to   UPGRADING   more

  34          A.       B.      C.              sites.   the   acidic   cially   are   ter   small   and   ters   are   open   high   (c)   (d)   While   are   gas   umns,





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