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r <br /> l <br /> I h splqger <br /> Analytical Laboratory DMslon <br /> 0 <br /> oratory Division <br /> Tethnolo y Inc Mobile Lascie tic Dh�islon <br /> With Automotion in Mincig <br /> rill I I <br /> I <br /> 8020 Modified Matrix Spike (MS) & Matrix Spike Duplicate (MSD) <br /> BTEX Analysis Report <br /> Attention Mr Rick Walls Date Received Jan 12, 1996 <br /> Geocon Environmental Date Analyzed Jan 24, 1996 <br /> 3235 Sunrise Blvd , Ste 6 Invoice# 6151 <br /> Rancho Cordova, CA 95742 <br /> Project Name 305 S Hutchins <br /> Project ID 58080-06-03 <br /> Client ID MS/MSD(Batch) LAB ID ST96-01-1269 MS <br /> ST96-01-1269 MSD <br /> Matrix Water Dilution <br /> Conc Sample MS MSD MS % MSD % % RPD <br /> Name Spike Added Result Result Result Units Recovery Recovery Recovery , <br /> Benzene 30 ppb ND 27 29 ug/L 90% 97% 7% <br /> Toluene 30 ppb ND 31 30 ug/L 103% 100% 3% <br /> Ethylbenzene 30 ppb ND 36 36 ug/L 120% 120% 0% <br /> Xylenes 30 ppb ND 37 36 ug/L 123% 120% 3% w <br /> Surrogate % Recovery of TriFluorotoluene = 76% MS 80% MSD <br /> ppb=parts per billion=ui=micrograms per liter <br /> ppm=parts per mt14on=ugfmi=micrograms per mAliter <br /> NO=Not Detected Compoundi may be present al concentrations below the detection limit <br /> Jan 25, 1996 <br /> R L James, Principal Chemist Date Reported <br /> SPARGER TECHNOLOGY ANALYTICAL LABORATORY INC IS CERTIFIED BY THE STATE OF CALIFORNIA <br /> DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TESTING LABORATORY <br /> (Certification No 16,A) <br /> i <br /> i <br /> i I <br /> 3050 Fite Circle Suite 112 • Sacramento California 95827 • (996) 362-8947 • FAX(996) 362-0947 <br />