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Section No: 6 <br />Page: 13 of 16 <br />Revision No: 2.0 <br />Date: January 15, 1994 <br />Sampling Procedures <br />TABLE 6-1 RECOMMENDED SAMPLE COLLECTION AND PRESERVATION <br />Volume <br />Holding <br />Analysis_ <br />Y ain .r <br />ervation <br />Tune <br />Organic Chemicals <br />Drinking Water <br />EPA 515.1** <br />G, amber <br />1 x 1000 <br />Na2S20�, if chlorinated <br />7 days <br />TFE-lined cap <br />Cool, 4 <br />EPA 524.2* <br />G, VOA <br />2 x 40 <br />NaS 0 -" if chlorinated <br />14 days <br />TFE-septa cap <br />or ClNPA' < 2; Cool, 4 C <br />EPA 525** <br />G, amber <br />I x 1000 <br />Cool, 4 C <br />7 days <br />TFE-lined cap <br />EPA 531 <br />G, amber <br />I x 250 <br />Na2S2 if chlorinated <br />Mono oroacetic acid buffer <br />14 days <br />EPA 547 <br />G, amber <br />I x 125 <br />Na2S2 0 , if chlorinated <br />Cool, 4 t <br />6 mo. <br />EPA 548 <br />G, amber <br />I x 125Na2S20t, <br />if chlorinated <br />Cool, 4 <br />7 days <br />EPA 549 <br />G, amber <br />I X 1000 <br />Na2S2 0 if chlorinated <br />� <br />7 days <br />silanized <br />Cool, 4 <br />EPA 550.1 <br />G, amber <br />I x 1000 <br />Na2S2 0 if chlorinated <br />Cool, 4 t <br />7 days <br />EPA 552 <br />G, amber <br />I x 1000 <br />I <br />NH Cl. if chlorinated <br />7 days <br />Col, 4 C <br />EPA 1613A <br />G, amber <br />I x 1000 <br />Na2S2 0 , if chlorinated <br />Cool, 4 <br />7 days <br />No head space over sample. <br />This is them holding time <br />prior toextraction. The extracted sample may be held <br />up to 40 days before analysis. <br />