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y I <br /> Appearance of each sample (e g , color, turbidity, sediment) <br /> Results of field analyses (temperature, pH, specific conductance) <br /> General comments <br /> The field logbook was signed by the sampler <br /> Labels <br /> Sample labels contained the following information <br /> Project number <br /> Sample number (i e , well designation) <br /> 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 limited 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 ri-nnlmized 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 minimum, the Groundwater Sampling and Analysis Request Form included the <br /> following information <br /> • <br /> SAC/pj2\2520\25201000 ld1-941fc i A-6 Rev 0, 10/11/94 <br />