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r <br /> Rvp <br /> MOON <br /> WRM <br /> t ' <br /> ROY F. VES:`ON, INC. <br /> STOCKTON ANALYTIICAL LABORATORY <br /> ANALYTICAL C?SE ?IARRATIVE <br /> • 1 <br /> 3 <br /> Client: S.J MOSQUITO ABATEMENT DIST. <br /> RFW#: 91125463 <br /> Test: EPA 602 (BTEX) Purgeable Aromatics <br /> i <br /> 1. These samples were collected on December 5, 1991 <br /> 2. These samples were analyzed on December 11, 1991 in accordance . <br /> with SW602. <br /> ,r <br /> 3. All required holding tines for these samples were met. <br /> 4. The initial and continuing verification calibration standards <br /> associated with this set of samples were within Q.C. limits <br /> with the exception of Benzene (+21%) .in the beginning of the ; <br /> run standard and Benzene (+20%) in the end of the run <br /> . r' <br /> standard. <br /> !; <br /> S. The method blank analyzed vas within Q.C. limitEi <br /> 6. Of the 3 surrogates analyzed, all were within QC limits. <br /> + 7. The blank spike recoveries were within QC limits.IrA <br /> ? <br /> iy S. All retention times were within acceptable limits. <br /> r <br /> i� <br /> l <br /> 4��� r ' { <br /> Gdil R. Adams A�ate <br /> ;„m Unit Leader <br /> l i <br /> nes <br /> s <br /> i <br /> d <br /> f4 <br /> J <br />♦. <br />