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CHEMWEST ANALYTICAL LABORATORIES <br /> BENZENE , TOLUENE , ETHYL BENZENE , XYLENES <br /> AND TOTAL PETROLEUM HYDROCARBONS - PURGEABLE <br /> Client I .D. : 18691 CHEMWEST I,D. : 2375-1 <br /> Date Analyzed : 10/06/88 Matrix Soil <br /> Date Extracted: 10/06/88 <br /> Amount <br /> Detected RL <br /> Compound (mg/Kg ) (mg/Kg) <br /> --------------------------------------------------------------- <br /> Benzene BRL 0 . 05 <br /> Toluene BRL 0 . 1 <br /> Ethyl Benzene BRL 0 . 2 <br /> Total-Xylenes ( 1 ) BRL 0 . 1 <br /> Total Petroleum Hydrocarbon BRL 10 <br /> (Purgeable ) <br /> --------------------------------------------------------------- <br /> % Acceptance <br /> Surrogate Recovery Window <br /> --------------------------------------------------------------- <br /> ortho-Chlorotoluene 96% 50-150% <br /> --------------------------------------------------------------- <br /> BRL: Below Reporting Limit . <br /> RL: Reporting Limit . <br /> ( 1 ) : Total of P- , M- , and O- Xylenes . <br /> * Analysis of Total Petroleum Hydrocarbons by Purge and Trap <br /> Method 5030 is appropriate for lighter, more volatile <br /> hydrocarbons only, such as gasoline diesel fuel is a heavy <br /> hydrocarbon and therefore does not purge . <br /> Approved by: REV2 . 9 . 88 <br /> aBORA TORIES iNC <br />