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—cav ms <br />' ROY F. WESTON, INC. <br /> STOCKTON ANALYTICAL LABORATORY <br />' ANALYTICAL CASE NARRATIVE <br />' Client: AREG MAJOR MART <br /> RFW#• 921OS161 <br />' Test: SW8015(MODIFIED)-TOTAL PURGEABLE PETROLEUM HYDROCARBONS <br />' 1 This narrative covers the analysis of three (3) water samples in accordance with the <br /> protocols based on The California Luft Manual. <br />' 2. The analytical uld time for this analysis was met. <br /> 3 Continuing c. xtion criteria was lugh for the begins Ing of the run standar <br /> (+ 18%). <br /> 4 The method blank associated with these samples were free of target analyte <br /> interferences at, or above, the reporting limit. <br />' 5. The surrogate recoveries were within Laboratory Q.0 Limits. <br /> b The blank spike recoveries were within acceptable Q C. criteria. <br /> 7 The matrix spike and matrix spike duplicate were not requested by this client <br />' 8 Retention times were within acceptable Q C. limits. <br />' 9 Sample MW-2 was analyzed at a 1/10 dilution due to high amounts of the target <br /> analyte Benzene appearing on the PID portion. <br /> 1 <br /> nit Leader Date <br /> I <br />