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r <br /> 4 <br /> AM <br /> r Environmental Laboratories _ _— �:� <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 /> ALITY ASSURANCE.IQUALIW CONTROL REP RT <br /> 10201ab frm <br /> Attention: Mr John Lane Date Analyzed: 03-30-92 <br /> RESNA G.C. #: 2 <br /> 1710 Main Street Matrix: Water <br /> Escalon, CA 95320 <br /> Project AGS 19509L, W0148 <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> Pj)b ppb RO Uh02h UPh <br /> Detection Linut: 0.5 05 05 0.5 50 100 <br /> Blank ND ND ND ND ND ND <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> Standard 102 101 96 99 113 85 <br /> MS 105 105 105 101 100 111 <br /> MSD 111 111 110 108 110 110 <br /> RPD 5.6 5.6 47 6.7 95 9.0 <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 - Matrix Spike Duplicate <br /> RPD = Relative Percent Difference <br /> Acceptable Range <br /> Standard U-115% <br /> Blank ND <br /> MS/MSD 70.130% <br /> RPD <25% <br /> • Annl I IM <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 LABORATORY <br /> (Certification No 1211) <br />