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t <br /> wSample Documentation <br /> The following procedures were used during sampling and analysis to provide <br /> chain-of-custody control <br /> • Field logbooks to document sampling activities in the field <br /> • Labels to identify individual samples <br />' • Chain-of-custody record sheets for documenting possession and transfer of <br /> samples <br /> FIELD LOGBOOK <br /> In the field, the sampler recorded the following information on the Water Sample Field <br /> Data Sheet for each sample collected <br /> • Project number <br /> • Client name <br /> • Location <br /> Name of sampler <br /> Date and time <br /> • Pertinent well data (e g , casing diameter, depth to water, total depth) <br /> Calculated and actual purge volumes <br /> • Purging equipment used <br /> • Sampling equipment used <br /> • Appearance of each sample (e g , color, turbidity, sediment) <br /> • Results of field analyses (i e , temperature, pH, specific conductance) <br /> 1 • General comments <br /> The field logbooks were signed by the sampler <br /> A-5 <br /> B TTI ION 02QR02 DOC <br />