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680 Chesapeake Drive Redwood City CA 94063 (650)364-9600 FAX(650) 364-9233 <br /> Sequoia 404 N Wiget Lane Walnut Creek CA 94598 (925)988-9600 FAX(925)988-9673 <br /> 819 Striker Avenue Suite 8 Sacramento CA 95834 (916)921-9600 FAX(916)921-0100 <br /> Analytical <br /> 1455 McDowell Blvd North Ste D Petaluma CA 94954 (707)792-1865 rAX(707) 792-0342 <br /> 1`� 1551 Industnal Road San Carlos CA 94070-4111 (650)232-9600 FAX(650) 232-9612 <br /> "equola Analytical Client Project le 1-905529- Blaine Tech Services, Inc Sampled May 25, 1999 <br /> 551 Industrial Blvd Sample Descript Water, MW-1 Received May 25, 1999 <br /> San Carlos, CA 94070 Analysis Method EPA 8270 Extracted Jun 1, 1999 <br /> Attention Mike Gregory Lab Number 905-2409 Analyzed Jun 3, 1999 <br /> Reported Jun 16, 1999 <br /> QC Batch Number SPOS01998270EXA <br /> instrument ID GC/MS-1 <br /> SEMI-VOLATILE ORGANICS by GC/MS (EPA 8270) <br /> Analyte Detection Limit Sample Results <br /> Ng/L fig/L <br /> Hexachlorobenzene 50 N D <br /> Hexachlorobutadiene 50 N D <br /> Hexachlorocyclopentadiene 10 N D <br /> Hexachloroethane 50 N D <br /> Indeno(1,2,3-cd)pyrene 50 N D <br /> lsophorone 50 N D <br /> 2-Methylnaphthalene 50 N D <br /> 2-Methylphenol 50 N D <br /> 4-Methylphenol so N D <br /> Naphthalene 50 N D <br /> 2-Nitroaniline 10 N D <br /> 3-Nitroaniline 10 N D <br /> 4-Nitroaniline 10 N D <br /> 6'"trobenzene 50 N D <br /> -Nitrophenol 50 N D <br /> 4-Nitrophenol 10 N D <br /> N-Nitrosodimethylamine 50 N D <br /> N-Nitrosodiphenylamine 50 N D <br /> N-Nitroso-di-N-propylamine 50 N D <br /> Pentachlorophenol 10 N D <br /> Phenanthrene 50 N D <br /> Phenol 50 N D <br /> Pyrene 50 N D <br /> 1,2,4 Trichlorobenzene 50 N D <br /> 2,4,5-Trichlorophenol 10 N D <br /> 2 4,6 Trichlorophenol 50 N D <br /> Surrogates Control Limit % % Recovery <br /> 2-Fluorophenol 21 110 36 <br /> Phenol-d6 10 110 24 <br /> Nitrobenzene-d5 35 114 70 <br /> 2-Fluorobiphenyl 43 116 70 <br /> 2,4,6-Tnbromophenol 10 123 75 <br /> p-Terphenyl-d14 33 141 79 <br /> Analytes reported as N D were not present above the stated limit of detection <br /> SEQUOIA AN CAL, #1271 <br /> f <br /> Charlie Westwater <br /> Project Manager Page 2 of 2 <br /> 9052409 SSS �7> <br />