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i <br /> Environmental Laboratories= _,.!�!�vAM <br /> Working To Restore Nature <br /> QUALITY ASSURANCE/QUALITY CONTROL REPORT <br /> I0201ab.frm <br /> Attention: Ms. Lois Frantz Date Analyzed: 01-08-93 <br /> RESNA G.C. #: 3 <br /> 1710 Main St. Matrix: Soil <br /> Escalon, CA 95320 <br /> Project: 11020.0L, W0628 <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> ppm -rn PP—m nnm Pp_m RPM <br /> Detection Limit: 0.005 0.005 0.005 0.005 1.0 1.0 <br /> Blank ND ND ND ND ND NR <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> Standard 108 108 110 108 103 NR <br /> MS 93 93 93 93 92 NR <br /> MSD 93 93 94 94 74 NR <br /> RPD 0.00 0.00 1.07 1.07 21.7 NR <br /> ppm = paw per million = mg/kg= milligrams per kilograms <br /> ND = Not detected. Compound(s)may be present at concentrations below the detection limit. <br /> NR = Analysis not requested. <br /> MS = Matrix Spike <br /> MSD = Matrix Spike Duplicate <br /> RPD = Relative Percent Difference <br /> Acceptable Range <br /> Standard 85-115% <br /> Blank ND <br /> MS/MSD 70-130% <br /> RPD <25% <br /> 3anugn 14. 1993 <br /> Laboratory Rep sentative Date Reported <br /> 42501 Albrae Street• Fremont, CA 94538 • Phone: (510) 623-0775 • (800) 247-5223 • FAX: (510) 651-8754 <br />