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Sampler's initials <br /> Date and time of collection <br /> Type of preservative used (if any) <br /> Sampling and Analysis Chain-of-Custody Record <br /> The Sampling and Analysis Chain-of-Custody Record (see Figure A-3), initiated at the <br /> time of sampling, contained, but was not l>rruted to, the well number, sample type, <br /> analytical request, date of sampling, and the name of the sampler The record sheet was <br /> signed, timed, and dated by the sampler when transferring the samples Custody transfers <br /> were recorded for each individual sample, for example, if samples were split and sent to <br /> more than one laboratory, a chain-of-custody record sheet accompanied each sample The <br /> number of custodians in the chain of possession were minirruzed A copy of the Sampling <br /> and Analysis Chain-of-Custody Record was returned to EMCON with the analytical <br /> results <br /> Groundwater Sampling and Analysis Request Form <br /> A Groundwater Sampling and Analysis Request Form (see Figure A-4) or purchase order, <br /> or both, accompanied the samples delivered to each laboratory These forms served as <br /> official communication to the laboratory of the particular analysis/analyses required for <br /> each sample <br /> At a nummum, the Groundwater Sampling and Analysis Request Form included the <br /> following information <br /> Date submitted <br /> Specific analytical parameters <br /> Well number <br /> Sample source <br /> Analytical Methods <br /> Samples collected as part of the monitoring program were analyzed consistent with <br /> accepted analytical procedures The following publications were the primary references <br /> for analytical procedures <br /> Methods for Chemical Analysis of Water and Wastes, EPA-600/4-79-020, revised <br /> March 1983 <br /> Method v for Organic Chemical Analysis of Municipal and Industrial Wastewater, <br /> EPA-600/4-82-057, July 1982 <br /> A_6 <br /> SAC/pi2\2520�25201000 las 94 pas 3 Rev 0 0727/94 <br />