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_ ROY F. WESTON, INC. <br /> STOCKTON ANALYTICAL LABORATORY <br /> ANALYTICAL CASE NARRATIVE <br /> 1 <br /> Client- AREG - MAJOR MART <br /> RFW# 9306S145 <br />' Test. 602-PL RGEABLE AROMATICS (BTEX) <br /> 1. This narrative covers the analysis of eight (8) 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. Calibration criteria is required to be met on at least one column for each target <br /> compound, and on both columns for any compound reported positive. Initial and <br /> continuing calibration critena were met by the standards associated with the samples <br /> covered by this report. <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 limits. <br /> 6. Blank spike recoveries were within Laboratory QC limits. <br />' 7. Matrix spike analysis was not requested by the client. <br />' 8. Retention times were within QC tolerance limits. <br /> 9. Confirmation by second column analysis was performed on the samples. <br /> Dale E. Gimble\Unit Leader Date <br />