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Environmental Laboratories �-- <br /> Working To Restore Nature <br /> .QUALM ASEURANCEIQUALMLCONTROL REPORT <br /> 10201ab fret <br /> Attention: Ms. Tina LePage Date Analyzed: 06-12-92 <br /> RESNA G.C. #• 2 <br /> 1710 Main St. Matrix: Water <br /> Escalon, CA 95320 <br /> Project: AGS 19509L, Project W0174 <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> .ppbP- b Pp .ppb Wb 2pb <br /> Detection Limit: 0.5 0.5 05 0.5 50 50 <br /> Blank ND ND ND ND ND ND <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> Standard 103 102 100 102 103 88 <br /> MS 101 97 93 92 108 83 <br /> MSD 101 101 98 98 100 104 <br /> RPD 00 40 52 7.4 77 22.5 <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 85-1150/0 <br /> Blank PID <br /> MS/MSD 70-130% <br /> RPD <25% <br /> July 2, 1992 <br /> Laboratory Re esentattve Date Reported <br /> RESNA EU VMRONM WrAL LABORATORY 15 CERTIFIED BY THE STATE OF CALIFORNIA <br /> DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TESTING LABORATORY <br /> (Certification No 1211) <br /> 42501 Albrae Street 9 Fremont, CA 94538 • Phone (510) 623.0775 a (800) 247-5223 9 FAX (510) 651-8754 <br />