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CA'Auantorra <br /> Environmental <br /> LABORATORY CONTROL SAMPLE REPORT Services <br /> Volatile Organics by GC <br /> Project. 081372 <br /> Category- TPH-BTEX-S TPH and BTEX Gasoline -- Low level <br /> Test: TPH-GBX-TR-L-S <br /> Matrix: SOIL <br /> QC Lot* 25 APR 95-201 QC Run: 25 APR 95-20A <br /> Concentration Units: ug/kg <br /> Concentration Accuracy(%) <br /> Analyte Spiked Measured LCS Limits <br /> Benzene 10 0 9 78 98 71-121 <br /> Toluene 10 0 9 47 95 71-116 <br /> Gasoline 2000 2050 103 81-117 <br /> Category- TPH-BTEX-S TPH and BTEX (Gasoline -- Low level ) <br /> Test. TPH-GBX-TR-L-S <br /> Matrix SOIL <br /> QC Lot 26 APR 95-201 QC Run: 26 APR 95-20A <br /> Concentration Units: ug/kg <br /> Concentration Accuracy{%} <br /> Analyte Spiked Measured LCS Limits <br /> Benzene 10 0 9 47 95 71-121 <br /> Toluene 10 0 9.21 92 71-116 <br /> Gasoline 2000 2050 102 81-117 <br /> Category TPH-BTEX-S TPH and BTEX (Gasoline -- Low level ) <br /> Test TPH-GBX-TR-L-S <br /> Matrix• SOIL <br /> QC Lot. 11 MAY 95-231 QC Run 11 MAY 95-23A <br /> Concentration Units• ug/kg <br /> Concentration Accuracy(%) <br /> Analyte Spiked Measured LCS Limits <br /> Benzene 10.0 8 48 85 71-121 <br /> Toluene 10.0 7 95 80 71-116 <br /> Gasoline 2000 1610 80 81-117 <br /> ND = Not Detected <br /> �lculations are performed before rounding to avoid round-off errors in calculated results <br />