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FLUOR DANIEL GTI, INC <br /> STANDARD OPERATING PROCEDURE <br /> • CONCERNING SOIL SAMPLE COLLECTION AND <br /> HANDLING WHEN SAMPLING FOR VOLATILE ORGANICS <br /> SOP 15 <br /> 1 Use a sampling means which maintains the physical integrity of the samples The project sampling <br /> protocol will designate a preferred sampling tool A split spoon sampler with liners, or similar tube <br /> sampler which can be sealed, is best <br /> 2 The samples should be sealed in the liner,with teflon plugs(The"California Sample')or plastic caps <br /> 3 For sending whole-core samples (above) <br /> A Seal ends of Inver with teflon plugs or plastic caps, leaving no free air space inside <br /> B Tape with duct tape <br /> C Label the sample with the following information sample identification, depth, date and time, <br /> project number and required analyses <br /> D Place in plastic bag labeled with indelible marker Use Well#, depth, date, and job# <br /> E Place inside a second bag and place a labelling tag inside outer bag <br /> F Enclose samples in a cooler with sufficient ice or dry ice to maintain samples at 4 degrees C <br /> during shipment <br /> G Seal cooler with a lock, or tape with samplers signature so tampering can be detected <br /> H Package cooler in a box with insulating material Chain of custody forms can be placed in a <br /> plastic bag in this outer box <br /> I if dry ice is used, a maximum of 5 pounds is allowed by Federal Express without special <br /> documents(documents are easy to obtain but are not necessary for under 5 pounds) Write <br /> "ORM-A dry ice", " pounds, for research"on outside packaging and on regular airbdl <br /> under classification UPS does not accept dry ice <br /> J Sod cores kept a 4 degrees C are only viable for up to 7 days when aromatic hydrocarbons <br /> are involved The lab should prepare the samples in methanol once in the lab <br /> 4 Decontamination of equipment in the field requires a detergent wash, with a distilled water rinse <br />