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Su parlor <br /> Analytical Laboratory <br /> Gasoline Range Petroleum Hydrocarbons and BTXE <br /> by EPA SW-846 5030/8015M/8020 <br /> Gasoline Range quantitated as all compounds from C6-CIO <br /> Quality Assurance and Control Data <br /> Laboratory Number: 23695 <br /> Compound Sample SPK Level SPK Result Recovery Limits RPD <br /> conc. %- <br /> For Water Matrix (ug/L) <br /> DL292.37 02 - Laboratory Control Spikes <br /> i .-Gasoline Range 2000 1700 85 65-135 <br /> Benzene 20 20 100 65-135 <br /> Toluene 20 20 100 65-135 <br /> Ethyl Benzene 20 20 100 65-135 <br /> Total Xylenes 60 60 100 65-135 <br /> > Surrogate Recoveries <br /> tfluorotoluene (SS) 85 50-150 <br /> For Water Matrix (ug/L) <br /> DL292.37 03 04 - Sample Spiked: 23689 02 <br /> Gasoline Range ND 2000 2100/2100 <br /> 105/105 65-135 0 <br /> Benzene ND 20 20/20 100/100 65-135 0 <br /> Toluene ND 20 20/20 100/100 65-135 0 <br /> Ethyl Benzene NO 20 19/19 95/95 65-135 0 <br /> Total Xylenes ND 60 60/59 100/98 65-135 2 <br /> Surrogate Recoveries (t) << <br /> TriEluorotoluene (SS) 87/87 50-150 <br /> )efinitions: <br /> = Not Detected <br /> = Reporting Limit <br /> fA = Not Analysed <br /> nD = Relative Percent Difference <br /> [/L = parts per billion (ppb) ug/kg = parts per billion (ppb) <br /> = parts per million (ppm) mg/kg = parts per million (ppm) <br /> production of this report is permitted only in its entirety. Page 4 of 4 <br />