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Table 1 <br /> w.s <br /> Sarpls Containers, Holding Times and Preservation <br /> Holding <br /> Perea■ter Matrix Container Time Prosorvsclon <br /> i 2 <br /> M <br /> Total Petrol. Soli 3' stainless stool 14 day*l/ 4'C <br /> - Hydrocarbons or brass cylinder 40 days=/ <br /> (Light yractionx� Vater 40 al glaza vial, 14 days l/ 4'C HC1 <br /> teflon-faced silicon 20 days/ to PH 2 <br /> septum <br /> (Hsavy Pr.ctiona) Vater t amber bottles, 14 daysl/ 4'C <br /> teflan ■eel/silleon 40 days=! <br /> msptum <br /> Benzene 3o11 3" stainless steel 14 daysl/ 1'C <br /> Toluene or brass cylinder <br /> xylsno <br /> Ethylbenzero Vater 40 a1 glass vial, 7 darel/ 4'C HCI <br /> teflon tool/silicon 14 dart3/ to pH 2 <br /> Purgeabl- S.LL 3' stainless steel 14 daystJ 4'C <br /> Halocarbons or braze cylinder <br /> r j Vater 500 al glaaa vial. 14 day-1/ <br /> ..-/ teflon sealloLlieon - <br /> septum <br /> k.: Organiclead 3011 3" stainlos■ stool 14 days l/ 4'C <br /> or braes cylinder - <br /> 1,4 - <br /> Vater 40 el glass, �tal. 14 dayel/ 4'C <br /> rens taflon seal/alllcan <br /> ■rptus <br /> I <br /> Lthylone Oibrorldo Sall 3" stainless steel I4 days=/ 4'C <br /> or brass cylinder <br /> Hater 40 at glass vial. 14 daysl/ 4'C <br /> teflon reced silicon <br /> ■optus <br /> `" Polynucleer loll 9 as. vide mouth 14 dare l/ 4'C ' <br /> Aromatic glass with Ls:1on 40 days=/ <br /> Hydrocarbons most - <br /> - Vater 1000 ■1 tabor glees 7 days l/ 4'c ' <br /> With teflon real 40 days2/ <br /> � 1 <br /> + <br />