Laserfiche WebLink
ker Avenue,Suite 8 <br /> Sequoia 819Satcramento,CA 95834 <br /> a (916)921 9600 <br /> W Analytical FAX(916)921-0100 <br /> www sequoialabs com <br /> IsURS-Sac Gateway Oaks Project. ARCO 2093,Tracy,CA <br /> 2870 Gateway Oaks Dr, Ste 300 Project Number 2093,Tracy,CA Reported <br /> Sacramento CA,95833 Project Manager Vernon Elarth 07/16/02 17 03 <br /> Total Purgeable Hydrocarbons and BTEX by DHS LUFT-Quality Control <br /> Sequoia Analytical-Sacramento <br /> Reporting Spike Source %REC RPD <br /> Analyte Result Limit Units level Result %REC Limits RPD Limit Notes <br /> Batch 2070115-EPA 5030B(PIT) <br /> Blank(20701]5-BLK1) Prepared 07/10/02 Analyzed 07/11/02 <br /> Purgeable Hydrocarbons ND 50 ugll <br /> Benzene ND 050 " <br /> Toluene ND 050 " <br /> Ethylbenzene ND 0 50 " <br /> Xylenes(total) ND 050 " <br /> Surrogate a aa-Tr[uorotoluene 932 100 93 60-140 <br /> LCS(207011 5-BS 1) Prepared&Analyzed 07/10/02 <br /> Benzene 9 77 050 ug/I ]0 0 99 70-130 <br /> Toluene 103 0 50 10 0 103 70-130 <br /> Ethylbenzene 103 050 t 0 0 103 70-130 <br /> Xylenes(total) 299 050 30 0 100 70-130 <br /> Surrogate a a a-Tr¢i luorololuene 104 100 104 60-140 <br /> VIatrlx S ike 2070115-M31 Source S207009-02 Prepared&Analyzed 07/10/02 <br /> Benzene 9 61 0 50 u81) too ND 96 60-140 <br /> Toluene 103 0 50 " 100 ND 103 60-140 <br /> Ethylbenzene 105 050 too ND 105 60-140 <br /> Xylenes(total) 304 050 300 ND I0I 60-140 <br /> Surrogate a a a-Tris luorotoluene 101 100 101 60-140 <br /> Matrix Spike Du (2070115-MSD1) Source S207009-02 Prepared&Analyzed 07/10/02 <br /> Benzene 996 0 50 ugR 100 ND 100 60-140 4 25 <br /> Toluene 103 050 10 0 ND 103 60-140 0 25 <br /> Ethylbenzene 105 050 100 ND 105 60-140 0 25 <br /> Xylenes(total) 30 1 050 30 0 ND 100 60-140 1 25 <br /> Surrogate a a a-Trifluorotoluene 997 100 100 60-140 <br /> Sequoia Analytical-Sacramento The results in this report apply to the samples analyzed in accordance with the chain <br /> of custody document This analytical report must be reproduced in its entirety <br /> Page Page 7 of I I <br />