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E <br /> Environmental Laboratories a WSMA <br /> Working to Restore Nature <br /> 42501 Albrae Street <br /> Fremont,CA 94538 <br /> Phone (510)623-0775 <br /> (800)247-5223 <br /> FAX (510)651-8754 <br /> QUALITY ASSURANCE/QUALITY-CONTROL REPORT <br /> 10201ab frm <br /> Attention: Mr. John Lane Date Analyzed: 03-10-92 <br /> RESNA G.C. #. 2 <br /> 1710 Main St. Matrix- Water <br /> Escalon, CA 95320 <br /> Project: AGS 19509-L, Project W0309 <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> ppb pRb ppb ppb Wh P-Ph <br /> Detection Limit: 0.5 05 0.5 05 50 100 <br /> Blank ND ND ND ND ND NR <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> Standard 92 94 92 95 96 NR <br /> MS 104 93 87 73 83 NR <br /> MSD 97 90 88 80 78 NR <br /> RPD 7 0 32 11 91 6.2 NR <br /> Ppb = parts per billion = ug/L = micrograms per later <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 Rance <br /> Standard 85-115%a <br /> Blank ND <br /> MS/MSD 70-130% <br /> D <25% <br />. March 13. 12U <br /> Laboratory Representative Date Reported <br /> RESNA ENVIRONMENTAL LABORATORY IS CERTIFIED BY THE STATE OF CALIFORNIA <br /> DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TESTING LA130RATORY <br /> (Certification No 1211) <br />