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1 <br /> Environmental Laboratories ____- AM <br /> MmITAff-AN—„ <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 /> ' 1020tab frm <br /> Attention: Mr. Bill Channell Date Analyzed: 03.17-92 <br /> t RESNA G.C. #: 2 <br /> 1710 Main St. Matrix Water <br /> Escalon, CA 95320 <br /> ' Project: AGS 19509-1, Project W02102 <br /> ' Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> P-Ph V4�b P12h ppb pub Pp-h <br /> ' Detection Elaut: 05 0.5 0.5 0.5 50 100 <br /> Blank ND ND ND ND ND NR <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> t % % % % % % <br /> Standard 102 103 100 103 111 NR <br /> ' MS 107 106 105 108 91 NR <br /> ' MSD 107 107 105 107 89 NR <br /> ' RPD 0 0.9 0 09 22 NR <br /> ppb = parts per billion = ug/L = micrograms per liter <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 - Matrtx Spike Duplicate <br /> RPD = Relative Percent Difference <br /> ' <br /> Standard Acceptable Range <br /> 85-115% <br /> Blank ND <br /> MS/MSD 70-130% <br /> RPD <25% <br /> March 20, 1992 <br /> Laboratory Representative Date Reported <br /> RESNA ENVIRONMENTAL LABORATORY IS CERTIFIED BY T'HE STATE OF CALIFORNIA <br /> DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TESTING LABORATORY <br /> ' (Certification No 121I) <br />