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ROY F. WESTON, INC. <br /> STOCKTON ANALYTICAL LABORATORY <br /> ORGANICS CASE NARRATIVE <br /> Client: BREA AG <br /> RFW# 90065061 <br /> W.O. #: 6074-01-01-0000 <br /> FRACTION: PURGEABLE PETROLEUM HYDROCARBONS BY MOD 8015 <br /> 1. These samples were analyzed on 06/26/90 in accordance with <br /> Calif. DHS Luft Manual . <br /> 2 . All required holding times for these sample analyses were <br /> met. <br /> 3 . All calibration criteria were met for all samples. <br /> 4 . All blanks analyzed were below the limits stipulated in the <br /> EPA Contract Lab Program Statement of Work 2/88 . Sample <br /> concentration data are uncorrected for blanks. <br /> 5. Of the 2 blank spike recoveries, none were outside of QC <br /> limits. <br /> 6. Of the 1 blank spike relative percent differences, none <br /> were outside of QC limits. <br /> 7. All retention times were within acceptable limits. <br /> J h ough/Dateugh ate <br /> J <br /> na st t Leader <br />