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isample location (i a northwest side of tank excavation, 2 feet deep) <br /> sampling equipment used <br /> ' appearance of each sample (e g , color, odor, soil matrix) <br /> general comments <br /> The field logbook will be signed by the sampler <br /> ' Labels <br /> Sample labels will contain the following information <br /> protect 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 /> t <br /> The Sampling and Analysis Chain-of-Custody Record, initiated at the time of <br /> sampling, contains, but is not limited to, the sample location, sample type, analytical <br /> ' request, date of sampling, and the name of the sampler The record sheet will be <br /> signed, timed, and dated by the sampler when transferring the samples Custody <br /> transfers will be recorded for each individual sample, for example, if samples are <br /> split and sent to more than one laboratory, a chain-of-custody record sheet will <br /> accompany each sample The number of custodians in the chain of possession will <br /> ' be minimized A copy of the Sampling and Analysis Chain-of-Custody Record will <br /> be returned to D K Barber P E &Associates with the analytical results <br /> Sampling and Analysis Request Form <br /> A sample Analysis Request Form or combined sampling and analysis Chain of <br /> Custody Record or purchase order, or both, will accompany the samples delivered <br /> to each laboratory These forms serve as official communication to the laboratory <br /> of the particular analysis/analyses required for each sample <br /> 1 <br /> C -12 <br />