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Al.I <br /> 5� <br /> ROY F. WESTON, INC. <br /> STOCKTON ANALYTICAL LABORATORY <br /> ORGANICS CASE NARRATIVE <br /> Client: NAVARRA <br /> RFW# : 9004SO13 <br /> W.O. # : 5925-01-01-0000 <br /> d <br /> FRACTION: EXTRACTABLE PETROLEUM HYDROCARBONS BY MOD. 8015 <br /> 1. This sample was extracted on 04/10/90. <br /> 2 . oTliis- sample==Wa"sanalyzed—o 04%T7/907- in accordance with <br /> tal-if. DHS -LUFT-Marival'. <br /> 3. The required holding time for this:, sample analysis `was met. <br /> 4 . All calibration criteria were met ifor this sample. <br /> 5. 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 /> 6. of the 2 blank spike recoveries, none were outside of QC <br /> r. <br /> limits. <br /> 7. Of the 1 blank spike relative percent differences, none were <br /> outside of QC limits. <br /> 8. All retention times were within acceptable limits. <br /> y Zto v y z� <br /> Jgh/Date Jo gh/Date <br /> Ara t G U t Leader <br /> R,ECEIVED, <br /> MAY - 4 199n <br /> ENVIRONMENTAL HEALTH <br /> PERMIT/SERVICES <br />