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100 1 _aWagner, Herbert P.
_962662
245 1 0 _aChallenges encountered in extending the sensitivity of US. environmental protection agency method 314.0 for perchlorate in drinking water /
_cHerbert P. Wagner ...[et. al.]
555 _aEPA method 314.0
773 _tJournal of Chromatography A
_g1039 (1-2) 2004 : 97-104
_x0021-9673
942 _cSERIALS
999 _c85394
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