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1 4 i K <br /> e 1551 dndustrl.A"Rbad,�' <br /> ��®� San Carlos, CA 94070-4111 <br /> M (650) 232-9600 <br /> FAX(650) 232-9612 <br /> Analytical <br /> Project Unocal(!)- n^ , ', Sampled -12/13199 . x <br /> Gettler-Ryan/Geostrategies(1) Received 12/14199 <br /> 6747 Sierra Court,Suite D Protect Number Unocal SS#5098 <br /> Dubin,CA 94568 r"' Pro ect Manager Scott Polston , - R orted 12/29/99 <br /> Volat�te Organic Coinpoun by EFA 1Vlethod 8010- "'C Control r3_ ; <br /> t x`41 �•� n T ��• �s m�^ <br /> hn„ Fh'x a]`"San Cairlusy <br /> �ZC ..,,aLb.._....��...�.,.....��' <br /> Date Spike Sample QC Reporting Limit Recov RPD RPD' <br /> Analyte Analyzed Level Result Result Units Recov Limits % Limit % Notes* <br /> s� <br /> Matrix Spike Dun 9120094-MSDI L912096-17 <br /> Mata benzene 12/21/99 830 ND 61 5 ug/1 600-140 741 250 266, <br /> Chlorobenzene <br /> lor benzeethene 830 ND 661 " 600-140 79.6 25 0j 900 <br /> ij-DTrichloroethene " 830 113 162 60 0-140 59 0 25 0 11 7 4 <br /> Surrogate !-Chloro-2 fluorobenzene <br /> 100 910 70 0-130 91 0 <br /> i t <br /> Batch 9120110 Date Prepared_12/21/99 Extraction Method EPA 5030B PIT <br /> Blank 9120110-BLKI <br /> 12/21/99 ND f 100 <br /> Freon 113 ND ++ 0 500 <br /> It ND <br /> Bromodichloromethane to <br /> ++ 0 500 <br /> Bromoform of - a ND 1,00—, <br /> , r - <br /> Bromomethane 11 ND ,+ 0 500 <br /> Carbon tetrachlonde ND + 0 500 <br /> Chlorobenzene _ ND to - 100 <br /> Chloroethane " ND 1100 . <br /> 2-Chloroethylvinyl ether ' <br /> Chloroform ND 0 500 <br /> + ND it100 <br /> Chloromethane0 500 <br /> Dibromochloromethane ND " <br /> +, ND It0 500 <br /> =1;3=Dichlorobenzene It ND 0500--_ <br /> 1,4-Dichlorobenzene <br /> 500- <br /> 1,4-Dichlorobenzene 0 500 <br /> ` 1—,2=Dichlorobenzene ND <br /> -- ----- —=-ND__--„------ ___,0500;” <br /> 1,1-Dichloroethane ND , 0 500 <br /> 1,2-Dichloroethane­=T _�- -- - „ _—'_ =-0 500`- <br /> 1,1-Dichloroethene ND <br /> ND " 0 500 <br /> cis-1,2-Dichloroethene ND " 0 500 <br /> trans-1,2-Dichloroethene R _ . ND " ' 0 500 <br /> 1,2-Dichloropropane ' ND 0 500 ,r <br /> cis-1,3-Dichloropropene " 0 500 <br /> trans-l,3-Dichloropropene -ND <br /> ND 5.00 <br /> Methylene chloride ND 0.500, <br /> 1,1,2,2-Tetrachloroethane , 0500 <br /> Tetrachlorocthene " ND + " <br /> ND 0 500 <br /> 1,1,1-Tnchloroethane ++ 0 500 <br /> 1,1,2-Tnchloroethane ND <br /> " ND 910 500 <br /> Trichloroethene ND 1+ 0 500 <br /> Tnchlorofluoromethane 0.500 <br /> Vinyl chloride it ND <br /> " 10 D 7 96 700-130 796 <br /> Surrogale I-Chloro-2 fluorobenzene_ - <br /> LCS 9120114-BSl <br /> Chlorobenzene 12/21/99 10 0 l0 9 ug/i 70 0-130 l49 <br /> Sequoia Anal *Refer to end of report for text of notes and def natons <br /> eq Analytical-San Carlos <br /> Page 29 of 31 <br />