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DataVal, Inc. <br /> DATA REVIEW CHECKLIST BY ANALYSIS METHOD <br /> Project Name: Stockton Redevelopment--Performed by/Date: DJB 6/20/00 E6 <br /> Report No.: 145154 - <br /> Review Level: II Reviewed by/Date: <br /> Laboratory Name: Curtis & Tompkins <br /> No. and Type of Samples: Io <br /> Analysis/Method: T 44— F— P901SH <br /> �,4.U, Date received and collected on COC matches Form I. <br /> v2 Matrix listed on COC matches Form I, with appropriate units and detection <br /> limits. <br /> v3N -Sample preservative listed on COC is appropriate for method (aqueous <br /> samples only). <br /> '-�4 Detection limits on Form I within workplan limits. <br /> tpreparation <br /> Holding times for prep and analysis are met. <br /> Form I is present for all samples and analyses. <br /> v7Method blank results included for all dates of analysis and dates of <br /> (if applicable). <br /> 1/8.1-S'8.1recoveries for samples and QC are included for all organic <br /> L"ganalyses. <br /> .*Surrogate recoveries meet laboratory/project acceptance criteria for all • <br /> samples. <br /> (/ 1�0Matrix Spike/Matrix Spike Duplicate recoveries and RPD are included for <br /> all analyses. <br /> v11.LP Matrix Spike/Matrix Spike Duplicate recoveries meet laboratory/project <br /> acceptance criteria. <br /> 1,12.NA, Duplicate sample results are included for all metals/general chemistry <br /> analyses. <br /> `13.NADuplicate sample results meet laboratory/project acceptance criteria. <br /> L14. Laboratory Control Sample recoveries are included for all analyses. <br /> x/15. Laboratory Control Sample recoveries meet laboratory/project acceptance <br /> criteria. <br /> Missing Items/Comments/Qualifications <br /> �l0 �i�U7�• <br /> Ai - 1 • . 20' <br /> AAA w <br /> 77 Dominican Drive • San Rafael, CA 94901 • (415)459-3124 • Fax (415)459-6580 <br />