Laserfiche WebLink
r <br /> 1551 IndustrLal Road <br /> ' Sequoia San CarlosCA 94070 <br /> (650)232-9600 <br /> �► Analytical FAXNIIO1d;kbsc12 <br /> www.sequoialabs win <br /> Gettler-Ryan/Geostrategies(1) Project Unocal(4) <br /> 6747 Sierra Court, Suite J Project Number Former Unocal#2859, Stockton Reported <br /> Dublin CA,94568 Project Manager Deanna Harding 05/30/02 1417 <br /> Total Purgeable Hydrocarbon (C6-C12) by EPA 8015M and BTEXIMTBE by EPA 8021B - Quality Control <br /> Sequoia Analytical - San Carlos <br /> Reporting Spike Source %REC RPD <br /> Analyte Result Limit Units Level Result %REC Limits RPD Lint Notes <br /> Batch 2050057-EPA 5030B(PIT) <br /> Blank(2050057-BLK1) - - v Prepared&-Analyzed 05/23/02 <br /> Purgeabie Hydrocarbons as Gasoline ND 50 ug/l <br /> Benzene <br /> ND 050 " <br /> Toluene ND 050 " <br /> Ethylbenzene ND 050 " <br /> Xylenes(total) ND 050 " <br /> Methyl tert-butyl ether ND so " <br /> Surrogate a,a a-Trifluorotoluene 964 100 964 70-130 <br /> Blank(2050057-BLK2) _ Prepared&Analyzed 05/24/02 <br /> Purgeable Hydrocarbons as Gasoline ND 50 ug/i <br /> Benzene ND 050 " <br /> Toluene ND 050 " <br /> Ethylbenzene _ ND 050 <br /> Xylenes(total) ND 050 <br /> Methyl tert-butyl ether ND 50 " <br /> Surrogate aa a-Triuorotoluene 923 100 92 3 70-130 <br /> LCS(2050057-Bbl) ` ` v Prepared&Analyzed 05/23/02 <br />--Benzene 10 4 0 50—ug/l —10 0 104 70-130 <br /> Toluene 964 050 10 0 964 70-130 <br />�—Ethylbenzene -- - _ - 9 31��0 50- ��10 0 _93 1__.._.70-130—_ — <br /> Xylenes(total) 275 050 300 917 70-130 <br /> Surrogate a a,a-Tr�uorotoluene -�� -- 937 <br /> 10 D <br /> LCS(2050057-BS2) Prepared&Analyzed 05/23/02 <br /> Purgeable Hydrocarbons as Gasoline 227 50 ug/l 250 908 70-130 <br /> Surrogate a a,a-Tri luorotoluene 983 100 98 3 70-130 <br /> Sequoia Analytical- San Carlos The results in this report apply to the samples analyzed in accordance with the chain <br /> custody document This analytical report must be reproduced in its entirety <br /> Page 15 of 20 <br />