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V� CGS <br /> 'ICA 4,41'UY-1 <br /> _ b , <br /> {fi c <br /> a � <br /> TABLE 4.1. <br /> RECOMMENDED SAMPLE CONTAINERS, PRESERVATION <br /> n� TECHNIQUES, AND HOLDING TIMES <br /> Parameter Container Preservative Holding Time <br /> YYlatile 0raanicsOraanlcs e . . &o l {oQ?_ f �O� Or pZGI (!jmo 0&rE-C j (O 2 L FrZLO <br /> Concentrated Waste Samples 8-oz, widemouth None 14 days <br /> glass with Teflon <br /> Liquid Samples <br /> No Residual Chlorine <br /> Present 2 40-mL vials with 4 drops cone. HCI, Cool , 4`C 14 days <br /> Teflon lined septum <br /> caps <br /> C) Residual Chlorine <br /> Present 2 40-mL vials with Collect sample in a 4 ox. soil 14 days <br /> f :. .. .. . ._: ,_Teflon 1-ined, septum VOA container which has-been <br /> } .A caps pre-preserved with 4 drops of <br /> _J 10% sodium thiosu Yate. Gently <br /> Z mix sample .and transfer to a <br /> 40-mL VOA vial that has been <br /> o pre-preserved with 4�drops <br /> cont. NCI, Cool to 4 C <br /> Acrolein and <br /> Acrylonitrile 2 40-m1. vials with Adjust to pH 4-5, Cool , 4'C 14 days <br /> Teflon lfned septum <br /> m . caps <br /> n � <br /> 3 y Soil/Sediments and Sludges 4-oz (120-mL) widemouth Cool , 4% 14 days <br /> Cr <br /> glass with Teflon liner <br /> I � <br /> i <br />