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1 <br /> ROY F. WESTON, INC. <br /> STOCKTON ANALYTICAL LABORATORY <br /> ANALYTICAL CASE NARRATIVE <br /> Client: AREG - MAJOR MART <br /> RF W#: 93085584 <br /> Test: 602-PLTRGEABLE AROMATICS (BTEX) <br />' 1. This narrative covers the analysis of three 3 water samples in accordance with <br /> Y ( ) P <br /> protocols based on EPA method 602. <br />' 2. The analytical holden time for this analysis was met. <br /> g Ys <br />' 3. The continuing calibration criteria was met for this analysis with the exception of <br /> Benzene (-24%) on the end of the run standard for samples MW-1 and MW-5. No <br /> samples were analyzed after this standard. <br /> 4. The method blanks 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 /> I6. Blank spike recoveries were within Laboratory QC limits <br /> 7. Matrix spike analysis was not requested by the client. <br /> 8. Retention tunes were within QC tolerance hmuts. <br /> Dale E. Gunble\ mt Leader Date <br />