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Environmental Laboratories - A NVAWv` <br /> AV= vr's <br /> Working To Restore Nature <br /> 1 <br /> QUALITY_ASSURANCEIQUALITY_CONTROL REPORT <br /> 10201ab Erni <br /> Attention: Ms Jeanie Homsey Date Analyzed: 12-17-92 <br /> RESNA GC #: 1 <br /> 1710 Main St. Matrix Water <br /> Escalon, CA 95320 <br /> ' Project. 11020 OL, 54006.02 <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> ' Wb Wb ppb ppb 2b Wb <br /> Detection Limn- 0.5 0.5 0.5 0.5 50 50 <br /> BIank ND ND ND ND ND ND <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> % % % % % % <br /> ' Standard 103 92 91 94 101 96 <br /> MS 109 98 106 101 203 107 <br /> ' MSD 110 100 103 95 92 102 <br /> ' RPD 1.83 2.02 287 6 12 11.3 5.03 <br /> ppb = parts per bithon = 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 /> Acceptable Rama <br /> Standard 85-1Z5% <br /> Blank ND <br /> ' MS/MSD 7O-1300/o <br /> RPD <25% <br /> _January 8. 1993 <br /> Laboratory RepresOntative Date Reported <br /> 1 <br /> RE,SKA ENVIRONNUMqrAL LABORATORY IS CERTIFIED BY THE STATE OF CALIFORNIA <br /> DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TF-Mi NG LABORATORY <br /> (Certifixation No 1211) <br /> 42501 Albrae Street• Fremont, CA 94538 0 Phone (510) 623-0775 • (800) 247-5223 9 FAX (510) 651-8754 <br />