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OF <br /> Project Number: SF8.175•o204.12 <br /> Consullam?roieot Number: 16000.206-044 <br /> Comracl Number: N46CWCO244.9 X <br /> FaciRy Number: 96465 <br /> Work Order Number: D005314 <br /> Report Issue Gate: May 22,19°J <br /> r� <br /> Table 5 <br /> MATRIX SPIKE(MS)RECOVERY REPORT <br /> Purgeable Aromatics and Total Petroleum Hydrocarbons <br /> i + as Gasoline in Water <br /> EPA Method 8020/8015 <br /> Date of Analysis. 05/16/90 <br /> Sample Spiked: D005285-01 Units: ug/L <br /> Sample Concentration Concentration MS MS,% Acceptability <br /> Anaiyte Result Added Recovered Result Recovery Llmitsl,% <br /> Benzene <0.3 25 27.1 27.1 108 71 -123 <br /> Toluene <0.3 25 26.0 26.0 104 69-120 <br /> Ethylbenzene <0.3 25 25.2 25.2 101 72-121 <br /> X ene total <0.6 75 77,0 77.0 103 75-125 <br /> i V <br /> <# =Not detected at the indicated detection limit. <br /> f:3 1 =Acceptability limits are derived From the 99%confidence Interval of all samples during the <br /> previous quarter. <br /> t, <br /> two <br /> 1r <br /> GTEL Concord,CA Page 7 of 8 <br /> 0005314.00CwAF%; T i L <br /> E N V I O O N M IF N S A L <br /> - LASOIl RlFi. INC. - - <br />