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-_ y� l�'� n T'� •�." s�� <br /> v1 <br />'4 <br /> PrOJtet Nusber: SFB-175.0204.72 <br /> Consultant Project Number: 203-175-3269 <br /> f Contract Number: N46CWCO244-9-X <br /> Facility Number: 9-0342 <br /> York Order Nurber: D003117 <br /> Report Issue Date: March 16, 1990 <br /> Table 5 <br /> MATRIX SPIKE (MS) AND MATRIX SPIKE DUPLICATE (MSD) RECOVERY <br /> AND RELATIVE PERCENT DIFFERENCE (RPD) RCpDRT <br /> Purgeable Araeatfcs and Total Petrotesm Mydrocarbons <br /> as Gasoline in Soil <br /> EPA Method 9020/8015 <br /> Date of Analysis: 03/09/90 Client ID: YO-1 <br /> Seeple Used: 05 units: ;V/Kg <br /> Swple Concentration MS, % NSD, % <br /> Analyte Result Added HS Result Recovery NSD F:ezutt Recovery <br /> Benzene 0.01 2.86 2.55 89 2.43 85 <br /> Toluene 0.03 2.86 2.52 87 2.42 84 <br /> Ethylben2ene 0.01 2.86 2.54 88 2.44 85 <br /> xylem (total) 0.04 8.58 1 7.63 89 7.37 a5 <br /> ,ate <br /> Acceptability Limitsl <br /> Analyte RPD, X Maxim-M RPD. % X Recovery <br /> kEthyLbenzene <br /> e 5 30 50 - 112 <br /> e 4 30 SQ - 106 <br /> 4 30 50 - 113(total) 1 2 30 1 50 - 114 <br /> <0 a Not Detected at the indicated detection limit <br /> 1 = Acceptability Limits are derived from the 99%confidence intervat of al( samples during the <br /> previous quarter. <br /> GTEL Concord, CA Page 7 of T <br /> D003117.DOC r, <br /> T E L <br /> E NV IR1]h ME N I A I ' <br /> nAl ORA10RII5. INC - - '•! <br />