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wbanterra <br /> Environmental <br /> " Services � <br /> MATRIX SPIKE/MATRIX SPIKE DUPLICATE QC REPORTrA 4 <br /> Volatile Organics by <br /> Project: 092397 <br /> Category: TPH-GAS-A, TPH by Purge and Trap GC-FID <br /> Method: P/T-GAS-TR <br /> Test: TPH-GAS-TR-SPE-A .� � <br /> Matrix: AQUEOUS <br /> Sample: 092402-0010 k1 <br /> MS Run: 02 APR 97-65A <br /> Units: - ug/L I <br /> -- Concentration ---------- r + <br /> RPD <br /> Sample MS MSD Spiked %Recovery Control <br /> knalyte Result Result Result MS/MSD MS MSD Limits %RPD Limit <br /> r <br /> 3asoline ND 979 990 1000 98 99 80=118" 1 .1 20 <br /> i <br /> .ategory: TPH-GAS-A TPH by Purge and Trap GC-FID <br /> "est: TPH-GAS-TR-SPE-A Method: P/T-GAS-TR _ , t <br /> latrix: AQUEOUS <br /> ample: 092253-0001 <br /> IS Run: 31 MAR 97-65A <br /> 'nits: ug/L r # <br /> ------ -� <br /> Concentration --------- <br /> Sample MS MSD Spiked %Recovery Control RPR <br /> nalyte Result Result Result MS/MSD MS MSD Limits %RPDLimit f <br /> asoline ND 974 980 1000 97 98 80-118 0.56 20 <br /> 4 <br /> L <br /> I <br /> = Not Detected <br /> ilculations are performed before rounding to avoid round-off errors in calculated results. . � <br /> ` v . <br />