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1 SpargeroAnalytical Laborato Dlvlslon <br /> Laboratory <br /> Mobile Laboratory Division <br /> TbchnoYinc. Sc€ent>fic Division <br /> V61ith Autornotion in Mind <br /> 8020 Modified Laboratory Control Spike (LCS) & <br /> 1 Laboratory Control Spike Duplicate (LCSD) BTEX Analysis Report <br /> Attention Mr Jeff Rothgery Date Sampled Mar 6, 1996 <br /> Apex Envirotech, Inc Date Received Mar 6, 1996 <br /> 7844 Madison Ave , Ste 106 Date Analyzed Mar 19, 1996 <br /> IFair Oaks, CA 95628 Invoice# 6355 <br /> Project 1D ERA02 009 Project Name Moore Petroleum <br /> New Manteca <br /> IClient ID LCS/LCSD LAB ID 9603-019LCS <br /> 9603-019LCSD <br /> Matrix Water Dilution <br /> 1 <br /> Conc. Sample LCS LCSD LCS % LCSD % % RPD <br /> Name Spike Added Result Result Units Recovery Recovery Recovery <br /> Benzene 30 ppb NO 31 31 ug/L 103% 103% 0% <br /> Toluene 30 ppb ND 31 31 ug/L 103% 103% 0% <br /> Ethylbenzene 30 ppb ND 32 32 ug/L 107% 107% 0% <br /> Xylenes 30 ppb ND 31 31 ug/L 103% 103% 0% <br /> 1 Surrogate% Recovery of Trifluorotoluene= 93% LCS 93% LCSD <br /> ' ppb=parts per billion=uglL-micrograms per Liter <br /> ppm=parts per million a ug/ml.=micrograms per milliliter <br /> ND-Nol Detected Compound(s)maybe present at concentrations below the detection limit <br /> I <br /> 1 <br /> Mar 20, 1996 <br /> R L James, Principal Chemist Date Reported <br /> SPARGER TECHNOLOGY ANALYTICAL LABORATORY INC IS CERTIFIED BY THE STATE OF CALIFORNIA <br /> DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TESTING LABORATORY <br /> (Certification No 1614) <br /> 5050 Fitz Circle Silira 112 is Socromento Colifornio 95827 - (996) 362-8947 - FAX Of 6) 362-0947 <br />