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Protect Numbe,. 8F11-175.0204.72 <br /> Consultant Protect Number. 16000 250-044 <br /> '-1 Contract Number: N46CWCO244.9-x <br /> Facility Number: 3.6'155 <br /> 1� Work Order Number: 0010838 <br /> Report Issue Date: November 5,1450 <br /> Table 4 <br /> r SURROGATE COMPOUND RECOVERY <br /> Naphthalene <br /> Total Petroleum Hydrocarbons <br /> as Gasoline in Soil <br /> EPA Method 8015 <br /> Acceptability Limitsl: 60-130 % <br /> Expected Result, Surrogate Result, Surrogate <br /> GTEL No. ug/L ug/L Recovery,% <br /> Water Blank 200 242 121 <br /> I. <br /> M90H Stank 200 233 116 <br /> �.a 01 200 175 88 <br /> MS 200 197 99 <br /> MSD 200 120 60 <br /> MS = Matrix Spike <br /> MSD = Matrix Spike Duplicate <br /> 1 = Acceptability limits are derived from the 99%confidence interval <br /> of all samples during the previous quarter. <br /> t <br /> I ,. <br /> } <br /> GTEL Concord.CA Page o'of 7 <br /> f C01083a.00C <br /> - GTE <br /> • ENVIRO NMf NTA - <br /> .. �ABOWORIES.-INC. .. <br />