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Sequoia 680 Chesapeake Drive Redwood Gty,CA 94063 (415) 364-9600 <br /> Ave <br /> �• � Analytical 1900 bates nue,Suite L Concord,ea 94520 (510) 686 9600 10) 86 9689 <br /> 819 Striker Avenue,Suite 8 Sacramento,CA 95834 (916) 92t-9600 ( 921-0100 <br /> 291994 <br /> ��i-.------ ---= J <br /> QAC;-c rIVIRoNVVITAL GROUP,INC <br /> ;2 .cr�cF°'r fi l—;{ysr..4-vNg�'3-♦pI.H,, r{- ' r $ iAxt' <br /> amplec�.? <br /> A h 2Jul o 514£%,,'.N19^"9fi4�Pacl otnv"Aiiryon6ntal Group tient Project ib 310-040 02/2859, Stockton x <br /> ?2025 Gateway Place, Suite 440 Sample Matrix Sod Received Jul 18, 1994 <br /> ;San Jose, CA 95110 Analysis Method EPA 5030/8015 Mod /8020 Reported Jul 27, 1994 <br /> ,Attention Maree Doden First Sample# 4G93301 _ <br /> . ♦x • r {t .r . ,. .t r♦ r J. n,"4^i 1tr rry nn {"{ 'x . m 1 x. <br /> TOTAL PURGEABLE PETROLEUM HYDROCARBONS with BTEX DISTINCTION <br /> Reporting Sample Sample Sample Sample Sample Sample <br /> Analyte Limit I.D. I D 1 D. I D I D. I D <br /> mg/kg 4G93301 4G93302 4G93303 4G93304 4G93305 41393306 <br /> MW-8 (10') MW-8 (20) MW-8 (30') MW-8 (40') MW-9 (10') MW-9 (20') <br /> Purgeable <br /> Hydrocarbons 1 0 N D N D N D N D N D N D <br /> Benzene 00050 N D N D N D N D N D N D <br /> Toluene 00050 N D N D N D N D N D N D <br /> Ethyl Benzene 00050 N D N D N D N D N D N D <br /> Total Xylenes 00050 N D N D N D N D N D N D <br /> Chromatogram Pattern -- -- -- -- -- -- <br /> Quality Control Data <br /> Report Limit <br /> Multiplication Factor 1 0 1 0 10 10 10 10 <br /> Date Analyzed 7/72/94 7/22/94 7/22/94 7/22/94 7/22/94 7/22/94 <br /> instrument Identification GCHP-1 GCHP-1 GCHP-1 GCHP-1 GCHP-1 GCHP-1 <br /> Surrogate Recovery, % 117 116 126 122 115 121 <br /> (QC Limits = 70-130%) <br /> Purgeable Hydrocarbons are quantitated against a fresh gasoline standard <br /> Analytes reported as N D were not detected above the stated reporting limit <br /> IIU1'lA ANALYTICAL <br /> een A Manning <br /> Project Manager 4G93301 PPP <1> <br />