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Section No 6 <br /> • Revision No. 1 <br /> Date January 13, 1992 <br /> Page 35 of 55 <br /> ■ place in polyethylene plastic bags to minimize atmospheric <br /> contamination <br /> 6 6 2 Sample Transportation <br /> DOT (Department of Transportation) regulations will be strictly adhered <br /> to when commercial carriers are used to transport samples All samples will <br /> be properly packed and maintained at proper temperatures (e g , iced cooler) <br /> during transport Sample packaging and shipping requirements are outlined <br /> below. <br /> ■ Add correct preservatives as necessary Generally, the laboratory <br /> will add preservatives when the containers are prepared Do not <br /> rinse out preservatives in the field, <br /> ■ Print clearly in waterproof ink on the proper sample stickers sample <br /> identification data and the preservatives, if any, that have been <br /> added to each aliquot, <br /> • Cover the sample labels with one layer of adhesiveless silicon tape <br /> if it appears that adhesion to the sample container may be a <br /> problem, <br /> ■ Glass bottles are to be rolled in bubblepack and placed upright in <br /> the ice chest Polyethylene bottles are to be enclosed in <br /> protective sealed plastic bags and then placed upright in the ice <br /> chest Pack enough dry ice in the ice chest to last until the <br /> laboratory receives it For overnight delivery, 2-4 lbs of dry ice <br /> per chest should be adequate, <br /> ■ Shipments containing VOA samples should also be packed with <br /> activated charcoal, <br /> ■ Assign airbills to coolers and compile the Chain-of-Custody Record <br /> using the correct airbill numbers Use one Chain-of-Custody Record <br /> per cooler, <br /> ■ Place samples into coolers according to lab destination Each <br /> loaded cooler must weigh less than 150 lbs , <br /> ■ Seal a copy of each Chain-of-Custody Record inside a ziplock bag, <br /> 6-35 <br />