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C � <br /> 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 /> QUALM ASSURANCE-1QUALM CONTROL REPORT <br /> 10MIab.frm <br /> Attention: Mr. Greg Stahl Date Analyzed: 01-13-92 <br /> RESNA/Water Work G.C. #: 2 <br /> 1710 Main Street Matrix: Water <br /> Escalon, CA 95320 Site: WSPTR <br /> ro}ect: AGS 195091,WO195 <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> ppb ppb <br /> ppb ppb pph ppb <br /> Detection Limit: 0.5 0.5 0.5 0.5 50 100 <br /> Blank ND ND ND ND NR ND <br /> LSF:- Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg _TPHd <br /> Standard 110 102 102 101 NR 93 <br /> MS 111 113 110 109 NR 85 <br /> MSD 113 108 106 106 NR 108 <br /> RPD 1.8 4.5 3.7 2.8 NR 23 <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 = Relator Percent Difference <br /> Acceptable Ranee <br /> Standard 85-115% <br /> Blank ND <br /> MS/MSD 70.130% <br /> RPD <25% <br /> Laborato Re reseatative — ,lanuary 16. 1992 <br /> } ry p Date Reported <br /> RESNA ENVIRONMENTAL LABORATORY 1S CERTIFIED BY THE STATE OF CALIFORNIA <br /> DEPARTMENT'OF HFAL,T7i SERVICES AS A F AMRDOUS WASTE TESTING LABORATORY <br /> (Certification No. 1211) i <br /> F <br /> k <br />