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Sequoia Walnut N wiLane <br /> t Creek CAA 94598 <br /> (925)988-9600 <br /> Analytical FAX equo alabs c 73 <br /> www sequoialabs com <br /> • <br /> Geula R),111 [nc -Dublin Project l Osco <br /> 6747 SIUIa COUIt Slllt(, I Project Number [OSLO# [1194 Reported <br /> Dubin CA 94568 Project Manager Doug Lee 01-Feb-02 07 58 <br /> Total Purgeable Hydrocarbons (C6-C12), BTEX and MTBE by DHS LUFT - Quality Control <br /> Sequoia Analytical - Walnut Creek <br /> Reporting Spike Source %RDC RPD <br /> Anah'!� Result Linut Units Level Result %REC Limits RPD Limit Notes <br /> Batch 2A22002 - EPA 5030E PIT <br /> Blank(2A22002-BLK I) PiLpared&Analyzed 22-tan-02 <br /> Purgeablc Hvdrmmbons((0-( 12) ND- �- -50 ug/1 -� - - - -�---� <br /> Bc,n,cnc ND 050 <br /> ToILILIIL ND 050 " <br /> EtliylbcitzenL ND 050 " <br /> Xylenes(total) ND 050 <br /> Methyl Iert-bLily l ether(M 113L) ND 2 5 " <br /> Surrogalc cr a o-TriJluorotoluc m 31 0 v 300 103 - 70-130 <br /> Blank(2A22002-BLK2) Prepared&Analyzed 23-Jan-02 <br /> Purgeable HN dractli hons(C 6-( 12) - - -- ND 50 uj;/l- - �- - _-_------ -- <br /> BLnLenL ND 050 " <br /> 0 ienc ND 0 50 <br /> ylbcncuu ND 050 <br /> xylenes(total) ND 050 <br /> Methyl tilt-bu1y1 ether(Ni rl3L.) ND 2 5 <br /> .Surrogate a a a-D illuorwoluc im -_----Y 323 ---- " 300 108 - 70-130 - --- ------- <br /> LCS(2A22002-BSI) Prepared&Analyzt,d 22-fan-02 <br /> Benzene 184 050 ugll 200�v 92 70-130 <br /> T61ue116 191 050 200 96 70-130 <br /> Eth)Ibulzenc 199 050 200 100 70-130 <br /> XylateN(tolal) 595 050 600 99 70-130 <br /> Srrrr 0L;O c u u rr-1 r rJlrroi nrolrrunt —� — 296 --- --_ "- _ 300- -W -- 99 70-130 --- -- <br /> LCS(2A22002-BS2) Prepared&Analyzed 23-tan-02 <br /> Benzene - 202 -- 050 Lig/1 - 200 -- - -- 101 70-130 --- _ - - -- - - <br /> ToNene 21 0 050 200 105 70-130 <br /> Ethylhenzenc. 220 050 200 110 70-130 <br /> Xylenes(total) 652 050 600 109 70-130 <br /> 4w n ogim a a a It ifluorowltu me - -- - 31 ! _ - -3-00-- 104 70-130 <br /> uola Analytical - Walnut Ci eek I'hc teuilts in thus repor!apply to the samples analyzed in accordance with the chain of <br /> cuslody document This analytical report must he reproduced in its entirety <br /> 4 of 6 <br />