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w w w w w w■ w w �w iw w w w �w w w w w <br /> I I AF T <br /> Field-Portable Analytical Inc. <br /> 6105 Main Avenue,Suite 14,Orangevale,CA 95662 (916)989-6200 <br /> URS Corporation <br /> Stockton AASF <br /> Groundwater and Soil Samples <br /> Sample Name: B9-GW <br /> Matrix WATER <br /> Analysis: Matrix Spike Matrix Spike Duplicate <br /> File Number: 88030729 88030730 <br /> Analyst: Dan Schenk <br /> Instrument ID: Brain <br /> Sample Date: 7-Mar-08 <br /> Sample Time: 14:40 <br /> Analysis Date: 7-Mar-08 7-Mar-08 <br /> Analysis Time: 19:01 19:19 <br /> Dilution Factor: 1 <br /> Sample Amt.Spiked Matrix Spike MS Duplicate Matrix Spike MS Duplicate Acceptance Relative Acceptance <br /> Compound Conc. (ug/L (ugIL) Conc. u /L) Cone. (ug/L %Recovery %Recove Water/Soil %Difference Water/Soil <br /> Benzene 1.5 100 84.4 81.0 83% 80% 70-130 -6.7% 30% <br /> Toluene 0.75 100 93.3 92.6 93% 92% 70-130 -1.4% 30% <br /> SS-Dibromofluoromethane Acceptance Criteria=70-130 118% 108% NA NA NA NA NA <br /> SS-Toluene-D8 Acceptance Criteria=70-130 107% 101% NA NA NA NA NA <br /> SS-4-Bromofluorobenzene Acceptance Criteria=70-130 92.6% 81.4% NA NA NA NA NA <br /> Note-The sample concentration above does not take into acount multipliers for dilution. <br /> Unknown Compounds/Notes: <br />