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VDataVal, Inc. <br /> DATA REVIEW CHECKLIST BY ANALYSIS METHOD <br /> Project Name: Stockton Redevelopment Performed by/Date: DJB 6/20/00 -� <br /> Report No.: 145169 ' <br /> Review Level: II --- Reviewed by/Date: <br /> Laboratory Name: Curtis & Tompkins <br /> No. and Type of Samples: 5U,)-+ 14S-- <br /> Analysis/Method: <br /> + 14SAnalysis/Method: PA445 ( S310 <br /> LA. Date received and collected on COC matches Form I. <br /> ,.,2. Matrix listed on COC matches Form I, with appropriate units and detection <br /> limits. <br /> v5.hA-Sample preservative listed on COC is appropriate for method (aqueous <br /> samples only). <br /> ✓4.IADetection limits on Form I within workplan limits. <br /> v'5.Li times for prep and analysis are met. <br /> Form I is present for all samples and analyses. <br /> c,,7 Method blank results included for all dates of analysis and dates of <br /> preparation (if applicable). <br /> v.t�-Surrogate recoveries for samples and QC are included for all organic <br /> analyses. <br /> ✓ 9 /j Surrogate recoveries meet laboratory/project acceptance criteria for all • <br /> samples. --� <br /> ✓10 Matrix Spike/Matrix Spike Duplicate recoveries and RPD are included for <br /> all analyses. <br /> `�11.W Matrix Spike/Matrix Spike Duplicate recoveries meet laboratory/project <br /> 44 acceptance criteria. <br /> L12N�J Duplicate sample results are included for all metals/general chemistry <br /> analyses. <br /> L-�3.KDuplicate sample results meet laboratory/project acceptance criteria. <br /> V14.4- Laboratory Control Sample recoveries are included for all analyses. <br /> 15 Laboratory Control Sample recoveries meet laboratory/project acceptance <br /> criteria. <br /> Missing Items/Comments/Qualifications <br /> < zo 0--L- r 2- } 0, <br /> A �• <br /> 1 <br /> OZ.PD KC, <br /> CsL. <br /> r <br /> Qual i�i'c.a�,6� t�� nc7�', d• <br /> 77 Dominican Drive • San Rafael, CA 9U901 • (415)459-3124 • Fax (415)459-6580 <br /> lE) IMS JVASO Puked -(�rsojt *MtAX dVt� . <br />