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MFM <br /> Environmental Laboratories__ AMWAMW AMALAVA~U <br /> Working To Restore Nature <br /> QUALITY ASSURANCE/QUALITY CONTROL REPORT <br /> 10201ab fret <br /> Attention: Mr. John Lane Date Analyzed: 09-14-92 <br /> RESNA G.C. #: 1 <br /> 1710 Main St Matrix: Water <br /> Escalon, CA 95320 <br /> Project: 195091, Project W0367 <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> DDb Rpb ppb 2pbDDb 22b <br /> Detection Limit• 05 0.5 05 05 50 50 <br /> Blank ND ND ND ND NR ND <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> Standard 98 103 103 104 97 108 <br /> MS 97 104 106 106 97 77 <br /> MSD 85 90 90 91 92 70 <br /> RPD 132 144 163 152 529 952 <br /> ppb = parrs 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 85-115% <br /> Blank ND <br /> MS/MSD 70-1305/o <br /> RPD ¢25% <br /> _September 25199.2 <br /> • Laboratory a resentatsve Date Reported <br /> s <br /> RESKA ENVIRONPIEWAL LABORATORY IS CERTLFIED 13Y THE STATE OF CALIFORNIA <br /> DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TESTING LABORATORY <br /> (Certification No 1211) <br /> ^s-�1 aeL _:., f - 1 _ -,. �., f ti i . -r - 7�� ^ `^fh �� o..n� � _ ��� •-f /�•f•, �-1 ?'+ter <br />