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SIERRA LABORATORIES INC <br /> the Pa>�k Corporation Date 'd' <br /> 5/34197 <br /> 80$4 Old Auburn Road,Suite E Date Received 6!4197. <br /> CEtrus.Helahfsx CA 95610 „ Date Prepared 6/6/97 <br /> '.Date Analyzed :` 6!6!97 <br /> iem Pra�ect Na 970.6449 Analyst S] <br /> C1ie�It,Pra�ect ID 5023 J1II]iamond Lumber Manteca <br /> Sample Matrlx Water Report bate 6/1,0/97 <br /> ' EPA METHOD 8020-BTEXI <br /> EPA METHOD 8015 MODIFIED-GASOLINE RANGE HYDROCARBONS (C4-C12) <br /> (PURGE AND TRAP <br /> ' <:.. Cancenfrafion; a!1 . <br /> Client Sam e:No . MW-8 MW-7 Detection i . <br /> ' Limit, <br /> Sierra.S.am .le No <br /> 8525 8526 11.: <br /> Benzene ND ND 0 S <br /> Toluene ND ND <br /> Ethylbenzene ND ND 05 <br /> Total Xylenes ND ND 0'S <br /> MTBE ND ND 5 p <br /> Gasoline Range ND ND 50 <br /> Dilation Factor`: .:. 1 1 QCLunits <br /> E <br /> Bromo uoro'benzene.... 88 88 <br /> 1 <br /> Quality Assuranc601 Lty Control Data <br /> QC Sam' lel ...970.6 04�85�6 <br /> ,.... >: <br /> LCS QC Spike Spike Dup QC QC <br /> Compounds % Ree. Limits % Rec. % Rec. Limits RPD Limits <br /> ' Benzene 93 80-120 82 76 39-150 6.7 0-30 <br /> Toluene 95 80-120 89 81 46-148 10 0-30 <br /> Ethylbenzene 96 80-120 89 86 32-160 4.3 0-30 <br /> ' Gasoline 188 80-120 198 1119 50-150 20 0-30 <br /> ND means Not Detected <br /> Reporting Limit(RL)=Method Detection Limit(MDL)x Dilution Factor <br /> 1 <br /> din <br />