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�Number: SFS175-( 0 .72 <br /> Conouftm Number: 2D3-175-:289 <br /> Corrtact Number: S46 WCO244-9•X <br /> Facility Number: 9.0342 <br /> Work Order Number: 0005645 <br /> Report luue Date: Juno 11,1990 <br /> -- ( )) MATRIX AND Table 5 <br /> ' MATRIX SPIKE AND RELATI E PERCENT DIFF RENCE(RPD ) RECOVERY <br /> )REPORT <br /> Purgeable Aromatics and Total Petroleum Hydrocari nns <br /> as Gasoline in Soil <br /> EPA Method 8020/8015 <br /> Date of Analysis: 05/30/90 Client ID: . C-2-15' <br /> Sampld Used: C-DO5712-03 UnBs: mg/Kg <br /> Sample Concentratio MS, % — MSD, % <br /> Analyte Result n Added MS Result Recovery eSDt Recovery <br /> Benzene <0.005 2.86 2.73 96 i 2.65 93 <br /> Iz] <br /> Toluene <0.005 2.85 2.74 96 2.66 93 <br /> Ethylbenzene <0.005 i.BG 2.79 94 2.62 92 <br /> =� <br /> Xylene total) <0.015 8.58 8.08 94 7.83 91 <br /> Acceptability Limitsl <br /> Analyte RPD,% Maximum RPD,% F %Recovery <br /> la Benzene 3 30 50-112 <br /> Toluene 3 30 50.108 <br /> Ethyibenzene 2 30 50 i13 <br /> Xylene (total). 3 30 50-114 i <br /> <# = Not Detected at the indica[ed detection limit <br /> 1 = Acceptability limits are derived from the 99%confidence interval of all samples during the previous <br /> bni quarter. <br /> E ' <br /> m <br /> I<, <br /> — <br /> Iw <br /> GTEL Concord,CA Page 6 016 <br /> D005645ADCIC <br /> GTE L <br /> N V I It O H M lHi AI <br />