000			00524nam a2200181Ia 4500
001			68068
008			200505s9999 xx 000 0 und d
020			_a1-56670-170-8
040			_aEC-QuPUC _bspa
082	0	4	_a628.161/K269c/1996
100	1		_aKeith, Lawrence H., 1938- , ed.
245		0	_aCompilation of EPA's : sampling and analysis methods
250			_a2a. Ed.
260			_aBoca Ratón, Estados Unidos _bLewis Publishers _c1996
300			_a1696 p. _b _c29 cm
650		4	_aCONTAMINANTES - ANALISIS
999			_c33710 _d33710
942	0	0	_00