Laserfiche WebLink
819 Striker Avenue Suite 8 <br /> Sequoia Sacxa"ento CA(916)921906W <br /> IDFAX(916)921-0 100 <br /> !Qr Analytical www sequoialabs`°m <br /> la <br /> Gettler-Ryan-Rancho Cordova Project Unocal 0187,Stockton,CA 5207242 <br /> 3140 Gold Camp Dr, Ste 170 Project Number NIA Reported <br /> Rancho Cordova CA,95670 Project Manager David Herzog 07/30/02 16 41 <br /> Total Purgeable Hydrocarbon, BTEX and MTBE by DHS LUFT - Quality Control <br /> Sequoia Analytical- Sacramento <br /> Reporting Spike Source %REC RPD <br /> Analyte Result Lama Units level Result %aREC Limits RPD Lama Notes <br /> Batch 2070254-EPA 5030B P <br /> Laboratory Control Sample(2070254-BS1) Prepared&Analyzed 07/24/02 <br /> Benzene 104 0 50 ug/I 100 104 70-130 <br /> Toluene 107 050 100 107 70-130 <br /> Ethylbenzene 110 0 50 100 110 70-130 <br /> Xylenes(total) 317 0 50 30 0 106 70-130 <br /> Methyl tert-butyl ether 105 2 5 100 105 70-130 <br /> Surrogate a a a-Trifluorotoluene 990 100 99 60-140 <br /> Matrix Spike(2070254-MS1) Source 5207242-01 Prepared&Analyzed 07/24/02 <br /> Benzene 139 050 ug/l 100 6 0 79 60-140 <br /> Toluene 13 6 0 50 100 18 118 60-140 <br /> Ethylbenzene 157 0 50 loo 63 94 60-140 <br /> 0 <br /> es(total) 385 050 300 5 2 111 60-140 <br /> yl tert-butyl ether 126 25 100 ND 110 60-140 <br /> Surrogate a a a-Tris luorotoluene 114 100 114 60-140 <br /> Matrix Spike Du (2070254-MSD1) Source 5207242-01 Prepared&Analyzed 07/24/02 <br /> Benzene 135 0 50 ug/1 100 6 0 75 60-140 3 25 <br /> Toluene 122 0 50 100 18 104 60-140 11 25 <br /> Ethylbenzene 136 0 50 100 6 3 73 60-140 14 25 <br /> Xylenes(total) 352 050 300 52 100 60-140 9 25 <br /> Methyl tert-butyl ether 119 2 5 100 ND 103 60-140 6 25 <br /> Surrogate a a a-Trifluorotoluene 111 it100 111 60-140 <br /> Batch 2070256-EPA 5030B PIT <br /> Blank(2070256-BLK1) Prepared&Analyzed 07/25/02 <br /> Purgeable Hydrocarbons ND 50 ug/I <br /> Benzene ND 050 " <br /> Toluene ND 050 " <br /> Ethylbenzene ND 050 " <br /> Xylenes(total) ND 050 " <br /> Methyl Cert-butyl ether ND 2 5 " <br /> Surrogate a a a-Trifluorotoluene 104 100 104 60-140 <br /> uota Analytical- Sacramento The results in this report apply to the samples analyzed in accordance with the chain of <br /> custody document This analytical report must be reproduced in its entirety <br /> Page 7 of 10 <br />