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Aft <br /> Environmental Laboratories - AW, <br /> m�A" <br /> Working To Restore Nature <br /> UALTTY ASSURANCE UAIM CONTROL REPORT <br /> 10201ab frm <br /> Attention: Mr. Greg Stahl Date Analyzed. 11-06-92 <br /> RESNA G.C. #• 1 <br /> 1710 Maui St. Matrix: Water <br /> Escalon, CA 95320 <br /> Project: 195091, Protect W0475.15 <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> b b DUb <br /> Nb <br /> Wb per- <br /> Detection Limit: 0.5 0 5 0.5 0.5 50 50 <br /> Blank ND ND ND ND ND NR <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> %n % % % %v % <br /> Standard 106 101 105 103 96 NR <br /> MS 110 106 111 107 105 NR <br /> MSD 104 102 106 101 101 NR <br /> RPD 5.61 3.85 4.61 577 3.88 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 = Analysts not requested <br /> MS = Matrix Spike <br /> MSD = Matrix Spike Duplicate <br /> RPD = Relative Percent Difference <br /> Acce table Range <br /> Standard 85-115% <br /> Blank ND <br /> MS/MSD 70-130% <br /> RPD <25% <br /> G November 19. 1992 <br /> �{• _Date Reported <br /> Laboratory Rep sentattve <br /> RESNA PNVIROMA TIAL LABORATORY IS CERTIFIED By THE STATE OF CALIFORNIA <br /> DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE ITSI7NG LABORATORY <br /> (Certification No 1211) <br /> 42501 Afbrae Street• Fremont, CA 94538 0 Phone (510) 623-0775 • (800) 247-5223 • FAX (510) 651-8754 <br />