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.:- ._ 15 <br /> OF <br /> r Pro eot Number: SM1754204.72 <br /> Oonwttant Pr9isot Number: <br /> 2D3175-3269 <br /> Contract Number: N46CW00244-9•X <br /> FacO,.. Number; 94kU2 <br /> Work*di Number: 0005545 <br /> Report Wws Date: June 11.1990 <br /> Table 4 <br /> SURROGATE COMPOUND RECOVERY <br /> " Naphthalene <br /> Purgeable Aromatics and Total Petroleum Hydrocarbons <br /> as Gasoline In Soil <br /> EPA Method 8020/8c 15 <br /> Acceptability L.Imitsl: 60-13D 96 <br /> Expected Result, Surrogate Result, Si rogate <br /> GTEL No. ug/L ug/L R,,cavery,96 <br /> i< Water Blank 240 218 109 <br /> McDH Blank 2D0 578 89 <br /> 01 200 202 101 <br /> 1-, 02 200 260 130 <br /> 03 200 186 93 <br /> 04 200 184 92 <br /> 05 <br /> 200 240 120 <br /> ,•� 46 200 tae 104 <br /> 07 204 <br /> 210 105 <br /> as 200 176 88 <br /> �y MS 200 174 87 <br /> s �.. MSD 240 162 ai <br /> • MS = Matrix Spike <br /> '•• MSD = Matrix Sppike Duplicate <br /> 1 = Acceptat�llity limits are derived from the 99%confidence Interval <br /> ,,•: of all samples during the previous quarter. <br /> l F <br /> Poll <br /> l ' <br /> I ; <br /> OTEL Concord. Papa 5 0l fi <br /> GT E L <br /> {NVI I GNNI{NSAI <br /> SAiOflFl. INC - - <br />