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M <br /> Sporgero Analytical Laboratory Division <br /> 0Mobile Laboratory DrnsionTechnologyInc <br /> Scientific Division <br /> With Automation In Mind <br /> EPA Method 8260 GCMS <br /> Laboratory Control Spike (LCS) <br /> and Laboratory Control Spike Duplicate (LCSD) <br /> Attention Mr Jeffrey Rothgery Date Sampled May 29, 1997 <br /> Apex Envirotech, Inc Date Received May 30, 1997 <br /> 7844 Madison Ave , Ste 106 Date Analyzed Jun 23, 1997 <br /> Fair Oaks, CA 95628 Invoice# 7855 <br /> Project# ERA02 009 Project Name Moore Petroleum <br /> Client ID LCSILCSD LAB ID 7855-LCS <br /> 7855-LCSD <br /> Matrix Water Dilution <br /> UNITS = ugll <br /> Sample Spike Spike Dup Spike Dup QC Limits <br /> Compound Conc Added Result Result % Rec % Rec RPD RPD % Rec <br /> 1,1-Dichloroethene ND 50 47 50 94% 100% 6% 20 65-145 <br /> Benzene ND 50 63 59 126% 118% 7% 20 71-127 <br /> Trichloroethene ND 50 57 53 114% 106% 7% 20 75-135 <br /> Toluene ND 50 58 55 116% 110% 5% 20 76-135 <br /> Chlorobenzene ND 50 51 48 102% 96% 6% 20 76-135 <br /> ppb=parts per billion=ugll=micrograms per Irter <br /> ppm=parts per million=uglml=micrograms per mi0liter <br /> NO=Not Detected Compoundis)may be present at concentrations below the detection limit <br /> Jul 3, 1997 <br /> R L James Principal Chemist Date Reported <br /> SPARGER TECHNOLOGYANALYTICAL LABORATORY INC IS CERTIFIED BY THE STATE OF CALIFORNIA <br /> 0 DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TESTING LABORATORY <br /> (Certification No 1614) <br /> 82601csw <br /> 3050 Fite Circle Suite 112 • Sacramento California 95827 a (916) 362-8947 • FAX (946) 362-0947 <br />