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Sequoia t 455 McDowell Blvd North 5#e a <br /> 1 Petaluma,CA 94954 <br /> (707) 792-1865 <br /> 5 Analytical FAX(707) 792-0342 <br /> 0 <br /> Cambria Environmental Project Equiva 10d Sampled 12/13/99 to 12/14/99 <br /> 270 Perkins St Project Number 2494 Fremont St,Stockton,Ca Received 12/16/99 <br /> Sonoma,CA 95476 Project Manager Bob Perlowski Reported 1/4/00 <br /> { t Y� Nx JAr/+k�iY�d'� T i <br /> �x6latile Organic`Coinpounds by EPA-Method 8264AIQiAhtY Coiitrol- <br /> rax .M s 1v ��. <br /> SQugla,,_lytical,-"Sah CirloS <br /> Date Spike Sample QC Reporting Lrrrut Recov RPD RPD <br /> Analyte Analyzed Level Result Result Umts Recov Lirruts % Limit % Notes'" <br /> Batch 9120090 Date Prepared 12/23/99 Extraction Method EPA 5030BIP/T <br /> Blank 9120090-BLK2 <br /> 1,2-Dibromoethane 12/23/99 ND ug/1 200 <br /> 1,2-Dichloroethane ND 200 <br /> Di-isopropyl ether ND 200 <br /> Ethyl tert-butyl ether ND 200 <br /> Methyl tert-butyl ether ND 200 <br /> Tert-amyl methyl ether ND 200 <br /> Tert-butyl alcohol ND 100 <br /> Surrogate 12-Dichloroethane-d4 500 561 760-114 112 <br /> Surrogate Toluene-d8 500 533 880-110 107 <br /> LCS 9120090-BS2 <br /> Methyl tert-butyl ether 12/23/99 500 45 8 ug/I 700-130 91 6 <br /> Surrogate 1,2-Dichloroethane-d4 500 572 " 760-114 114 . <br /> Surrogate Toluene-d8 500 52 9 rp 880-110 106 <br /> Batch 9120103 Hate Prepared 12/21/99 Extraction Method EPA 50305IP/T] <br /> Blank 9120103-BLKI <br /> 1,2-Dibromoethane 12/21/99 ND mg/kg 0100 <br /> 1,2-Dichloroethane ND 0100 <br /> Di-isopropyl ether ND 0100 <br /> Ethyl tert-butyl ether ND 0100 <br /> Methyl ten-butyl ether ND 0 100 <br /> Tert-amyl methyl ether ND 0 100 <br /> Tert-butyl alcohol ND Soo <br /> Surrogate 12-Dichloroethane-d4 250 2 63 700-121 105 <br /> Surrogate Toluene-d8 250 240 810-117 960 <br /> Blank 9120103=BL-K2 <br /> 1,2-Dibromoethane 12/23/99 ND mg/kg 0100 <br /> 1,2-Dichloroethane ND 0100 <br /> Di-isopropyl ether ND 0 100 <br /> Ethyl tert-butyl ether ND 0 100 <br /> Methyl tert-butyl ether ND 0 100 <br /> Tert-amyl methyl ether ND 0 100 <br /> Tert-butyl alcohol ND 500 <br /> Surrogate 1,2-Dichloroethane-d4 250 280 700-121 112 <br /> Surrogate Toluene-d8 250 267 810-117 107 <br /> LCS 9120103-BS1 <br /> Methyl tert-butyl ether 12/21/99 250 214 mg/kg 700-130 856 <br /> Sequoia Analytical-Petaluma *Refer to end of report for text of notes and definrti <br /> Page 11 of 13 <br />