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• 1455 McDowell Blvd.North,Ste.D <br /> Sequoia Petaluma,CA 94954 <br /> +1 ye 4 (707)792-1865 <br /> ' }• l FAX(707)792-0342 <br /> Analytical <br /> f l naly ical I www.sequoialabs.com <br /> f ' <br /> Blaine Tech Services,Inc. Project: Equiva i <br /> 1680 Rogers Ave. Project Number: 1014 N.Main St,Manteca Reported: <br /> i San Jose CA,95112 Project Manager: Nick Sudano 10/27/00 12:30 <br /> li <br /> Total Petroleum Hydrocarbons as Gasoline and BT'4EX by EPA 8015NV8020M'- Quality Control <br /> it <br /> Sequoia Analytical- Petaluma <br /> +. Reporting 9 Spike Source %REC i'RPD <br /> Analyte Result Limit Units J Level Result %REC Limits RPD Limit Notes <br /> Batch 0100479-EPA 5030 waters <br /> _ tY <br /> Blank(0100479-BLK1) Trepared&Analyzed: 10/19/00 <br /> 1. <br /> Gasoline ND 50.0 ugA <br /> Benzene ND 0.500 i <br /> Toluene ND 0.500 .i <br /> Ethylbenzene ND 0.500 " <br /> Xylenes(total) ND 0.500 " <br /> Methyl tent-butyl ether ND 2.50 W <br /> Surrogate:a,a,a-Trifluorotoluene 313 300 104 65-135 ;' <br /> Surrogate:4-Bromofluorobenzene 170 300 90.0 65-135 <br /> LCS(0100479-BSI) .. Prepared&Analyzed: 10/19/00 <br /> Gasoline 2310 50.0 ugA 2750 84.0 65-135 y h <br /> � �ne 37.1 0.500 32.0 116 65-135' ¢. <br /> Imine 180 0.500 ! 193 93.3 65-135 <br /> Ethylbenzene 46.8 0.500 46.0 102 65-135. <br /> Xylenes(total) 227 0.500 231 98.3 65-135 <br /> Methyl tert-butyl ether 52.2 2.50 52.0 100 65-135 .:. <br /> Surrogate:a,a,a-Trifluorotoluene 354 300 118 65-135 <br /> Surrogate:4-Bromofluorobenzene 285 300 95.0 65-135 <br /> e <br /> Matrix Spike(0100479-MS1) Source: P010409-10 Prepared&Analyzed: 10/19/00 <br /> Gasoline 2540 50.0 ugll 2750 ND 91.2 65-135 <br /> Benzene 38.8 0.500 " ` 32.0 ND 121 65-135 <br /> Toluene 179 0.500 193 ND 92.7 65-135 <br /> Ethylbenzene 48.5 0.500 46.0 ND 105 65-135 <br /> Xylenes(total) 226 0.500 231 ND 97.8 65-135 <br /> Methyl tent-butyl ether 56.2 2.50 ¢ 52.0 ND 106 65-135 <br /> Surrogate:a,a,a-Trifluorotoluene 344 300 115 65-135 <br /> Surrogate:4-Bromofluorobenzene 289 " 300 96.3 65135 <br /> Z <br /> Tota Analytical-Petaluma The results in this report apply to the samples analyzed in accorddnce with the chain of <br /> custody.document. This analytical report must be reproduced in its entirely. <br /> , <br /> Page 6 of 11 <br /> Ik r <br /> li <br />