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APPENDIX B <br /> I <br /> QUALITY ASSURANCE/QUALITY CONTROL PROCEDURES <br /> E <br /> k <br /> The procedures and protocol implemented in the field for sample collection are discussed in <br /> al <br /> J k <br />{ Section 5.0 of this workplan. This section presents the quality as N urance/quality control <br /> (QA/QC) measures to be taken with regard to the documentation and replication of all data <br /> generated through the implementation of this workplan. The QA/QC is necessary to assure <br /> i <br /> that the information and data obtained are scientifically sound, defensible, and are of known, <br /> documented quality. <br /> I <br /> B.1 Sample Custody ; <br /> k <br /> The primary objective of sample custody procedures is to create an accurate written record <br /> that can be used to trace the possession and handling of all si ample"Ms from the moment of their f <br /> collection through analysis and final disposition. The field staff will document each sample <br /> transfer or shipment and will maintain custody for all samples collected at the Stockton <br /> Savings Bank - Corporate Offices, 501 West Weber Avenue; until transfer or shipment to the <br /> ;r <br /> laboratory. ' <br /> I <br /> The following subsections of Sample Custody discuss Field Sampling Operations and k <br /> ,P I <br /> Laboratory Operations. <br /> B.11 Field Sampling Operations <br /> s <br /> Proper sample container usage, sample labeling, and sample,documentation is required to <br /> " <br /> ensure collection, storage and transfer of representative samples. 'A sample is considered in y <br /> custody if: 1 <br /> t <br /> 808-001.wkpl03-14-97/ulkeydatalworkplan B-1 k <br /> III <br /> F � <br /> }r <br />