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Project Number: SF&175-0204.72 <br /> Concultant Project Number: 203-175-3291 <br /> Contract Number: N46CW00244-9-x <br /> Facility Number. 9-0557 <br /> Work,Order Number: D004128 <br /> Report Issue Date: April 10, 1990 <br /> Table 4b <br /> SURROGATE COMPOUND RECOVERY <br /> Bromofluorobenzene <br /> Purgeable Hydrocarbons in Soil <br /> EPA Method 8240 <br /> Recovery Acceptability Limitsl: 74- 121 % <br /> Expected Result, Surrogate Result, Surrogate <br /> GTEL No. ug/L tag/L Recovery, % <br /> Water Blank 50 51 102 <br /> McOH Blank 50 50 100 <br /> 01 50 49 98 <br /> 02 50 50 100 <br /> 03 50 50 100 <br /> MS 50 50 100 <br /> MSD 50 48 96 <br /> MS = Matrix spike sample <br /> MSD = Matrix spike duplicate sample <br /> 1 = Acceptability limits are derived from USEPA Contract Laboratory <br /> Program (CLP) requirements. <br /> GTELConcord.CA Page 10 of 12 <br /> DW4 MGTEL <br /> D004t28.ppC <br /> ENV IRON UENiAL <br /> LABORATORIES. INC <br />