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• <br /> • Project number • Sampler's initials <br /> • Sample number(i e , well designation) • Date and time of collection <br /> • Sample depth • Type of preservation used (if any) <br /> Sampling and Analysis Chain-of-Custody Record <br /> The ARCO chain-of-custody record initiated at the time of sampling contained, at a <br /> nummum, the sample designation (including the depth at which the sample was collected), <br /> sample type, analytical request, date of sampling, and the name of the sampler The record <br /> sheet was signed, timed, and dated by the sampler when transfernng the samples The <br /> number of custodians in the chain of possession was rrummized A copy of the ARCO <br /> chain-of-custody record was returned to EMCON with the analytical results <br /> Groundwater Sampling and Analysis Request Form <br /> A Groundwater Sampling and Analysis Request From (see Figure A-3) was used to <br /> communicate to the environmental sampler the requirements of the monitoring event At a <br /> minimum, the Groundwater Sampling and Analysis Request Form included the following <br /> information <br /> • Date scheduled • Well number <br /> • Site-specific instructions • Well specifications (expected total <br /> depth, depth of water, and product <br /> • Specific analytical parameters thickness) <br /> SAC\N 1P7010805108051470 1 AN-941d= 1 A-7 <br />