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Q . M _ <br /> I� <br /> r- <br /> ProjectNumber. 5FB-175-0236.72 <br /> Consultant Proleci Number. 16000-250-0144 <br /> conuad Number. N46CWCO244.9•X <br /> Facility Number: 9.6155 <br /> Work Order Number. 00398387 <br /> Report Issue Date: September20.1990 <br /> Table 4 <br /> SURROGATE COMPOUND RECOVERY <br /> Naphthalene <br /> Purgeable Aromatics and Total Petroleum Hydrocarbons <br /> - as Gasoline In Soil <br /> EPA Method 8020/8015 <br /> Acceptability Umitsl: 60-130 9c <br /> Expected Result, Surrogate Result, Surrogate <br /> GTEL No, ug/L ug/L Recovery,9b <br /> " Water Blank 200 198 99 <br /> McOH Blank 200 164 82 <br /> 01 200 213 106 <br /> 02 200 225 112 <br /> .'_ 03 200 208 104 <br /> '� ={ 04 200 193 96 <br /> ~ 05 200 128 88 <br /> 06200 177 88 <br /> F MS 200 131 65 <br /> F -. MSD 200 139 69 <br /> MS = Matrix Soike <br /> MSD = Matrix Spike Duplicate <br /> 1 = Acceptability limits are derived from the 99%confidence interval l <br /> of all samples during the previous quarter. <br /> i <br /> i <br /> GTE t ConcarG,CA Page 6 of 7 <br /> ..,. 0009337.000 <br /> GTE L <br /> � t�ao Q,apofs, iwC <br />