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1 <br /> 9�513P <br /> V.VMGFn! CF1nE91xY iµi9 S <br /> ROY F. WESTON, INC. <br /> STOCKTON ANALYTICAL LABORATORY <br />' ANALYTICAL CASE NARRATIVE <br /> I <br /> Client SAN JOAQUIN COUNTY <br />' RFW#- 9304S564 <br /> Test: 0602-PURGEABLE AROMATICS <br />' 1. This narrative covers the analysis of seven (7) water samples in accordance with <br /> protocols based on EPA method 602. <br />' 2. The analytical holding time for this analysis was met. <br />' 3. Continuing calibration criteria was met for this analysis. <br /> 4 The method blank associated with these samples did not contain any target analytes <br /> at, or above, the reporting limits. <br /> 5. Surrogate recoveries were within Laboratory QC limns. <br /> 6 Blank spike recoveries were within Laboratory QC limits. <br /> I7 Matrix spikes were not requested for this batch of samples. <br /> S. Retention times were within QC tolerance limits <br /> 9 All samples had a second column confirmation analysis. <br /> Unit Leader Date <br /> I <br />