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Sequoia 8ram"tStriker gve59 4 <br /> ,�D5acramcnto CA 95834 <br /> Analytical FAX(916)921-9600 <br /> (91 b)92 1-0 100 <br /> www saquolalabs com <br /> Gettler-Ryan-Dublin Project Unocal 5098,Stockton,CA 5210010 <br /> 6747 Sierra Court, Ste J Project Number N/A Reported <br /> Dublin CA,94568 Project Manager Deanna L Harding 10/14/02 18 46 <br /> Volatile Organic Compounds by EPA Method 8260B <br /> Sequoia Analytical - Sacramento <br /> Reporting <br /> Analyte Result Limit Units Dilution Batch Prepared Analyzed Method Notes <br /> MW-8D S210010-09 Water Sam led 09/23/02 IS 09 Received 09/26/02 18 35 ' <br /> n-Propylbenzene ND 25 ug/1 50 2100085 10/05/02 10/05/02 EPA 8260B <br /> Styrene ND 25 <br /> „ <br /> 1,1,I,2-Tetrachloroethane ND 25 <br /> 1,1,2,2-Tetrachloroethane ND 50 <br /> Tetrachloroethene ND 25 <br /> Toluene 33 25 <br /> 1,2,3-Trtchlorobenzene ND 25 <br /> 1,2,4-Trtchlorobenzene ND 25 ^ „ <br /> 1,1,3-Trichloroethane ND 25 „ <br /> 1,1,2-TrtehlMethane ND 25 <br /> Trichloroethene ND , 25 <br /> Trichlorofluoromethane ND 25 <br /> 12,3-Trichloropropane ND _ 50 _ ^ <br /> 12,4-`I'rtmethylbenzene 110 25 <br /> 1,3,5-Tnmethylbenzene ND 25 <br /> Vinyl chloride ND 25 ^ „ <br /> Total Xylenes 110 25 <br /> Suit agate Dtbromohuoromethane 96% 70-130 <br /> Surrogate 1,2-DCA-d4 110% 70-130 ^ <br /> Surrogate Toluene-dS 113% 7n-1;0 <br /> Surrogate 4-BFB 109% 70-130 „ <br /> �AIW=9-5210010-10�Water Sampled 09/24/02 15 14 Received 09/26/0218 35 <br /> 1,2,3-ttnmethylbenzene_ _ __ _ ____5 9 _ __--_5 0--=ug/1-_ — 1-----2100088`=10/05/02==10/06/02`-EPA 826OB-- �W <br /> i-ethyl-2-methylbenzene 63 50 <br /> Methyleyelopentane--=-- --- -- - - -5.5------ 5 0 --- <br /> Benzene 21 050 <br /> Bromobenzene ND 0 50 " <br /> Bromochloromethane _ _ _ -ND--- _--0 50 - <br /> Bromodichloromethane ND 050 <br /> Bromoform ND 050 <br /> Bromomethane ND 1 0 <br /> n-Butylbenzene ND 0 50 <br /> sec-Butylbenzene ND 050 " .• „ <br /> tert-Butylbenzene ND 050 <br /> Carbon tetrachloride ND 050 <br /> Chlorobenzene ND 050 <br /> Chloroethane ND _ 050 <br /> Chloroform ND 050 <br /> -Chloromethane- -- --- - - - ------ ND- ---- 0-5O- <br /> Sequoia <br /> 50- <br /> Se uola Ana] ical- Sacramento <br /> q Analytical The results in this report apply to the samples analyzed in accordance with the chain of <br /> custody document Unless otherwise stated results are reported on a wet weight bases <br /> This analytical report must be reproduced to its entirety ' <br /> Page 43 of 119 ' <br />