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Page -15- <br /> Anal sis Volume <br /> Container) (mL) Preservation f[oldir <br /> � —---—T mp <br /> Organic <br /> Trichloroethylene Amber glass 3 x 1000 <br /> (TCE) TFE-lined cap Na2S203, if chlorinated 7 days <br /> Cool, 4°C <br /> Tetrachloroethylene Amber glass 3 x 1000 Na5203 <br /> (PCE) TFE-lined cap 2 , if chlorinated 7 days <br /> Cool, 4°C <br /> Carbon (TOC) Amber glass 100 P POk, pH less than2 28 da <br /> TFE-lined capy, <br /> Cool, 4°C <br /> 1 No head space over sample, <br /> 2 This is the maximum holdingtime <br /> prior iextraction. The extracted sample <br /> 1 <br /> may be held up to GO days before analysis. <br /> . <br /> 3 <br /> Addition of HC1 is not universally recommended. Non-acidified samples for <br /> Method 624 should be analyzed within 7 days. <br /> 4 For solid samples - wide mouth glass jar, <br /> 250 no head space over the sample, and the holdinggtimeoisa144day$.There should be <br /> 5 RCRA holding time is 7 days. <br /> i <br /> xr <br /> t <br /> I <br /> 1 <br /> I <br /> Y <br /> l <br /> RECEIVED MAR 1 3 199u <br />