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�4 0-t &A010 uu4 uavr !0025/025 <br /> Si <br /> rgero Analytical laboratory Division <br /> Mobile Laboratory Division <br /> T6chnok4ylnc Scientific Division <br /> With Automation in Mrnd <br /> EPA Method 8020 <br /> Modified Matrix Spike (MS) & Matrix Spike Duplicate (MSD) <br /> BTEX Analysis Report <br /> Attention Ms Kathy Broderick Date Sampled Jul 28, 1997 <br /> Apex Envirotech, Inc Date Received Jul 31, 1997 <br /> 7844 Madison Ave , Ste 106 Date Analyzed Aug 13, 1997 <br /> Fair Oaks, CA 95628 Invoice# 8156 <br /> Project ID COL01 001 Project Name Colberg Boatworks <br /> Client 1D MS/MSD (Batch) LAB ID 8209-06OMS <br /> 8209-06OMSD <br /> Matrix Snll Dilution 1 1 <br /> Spike Sample MS MS0 MS% MSD% %RPD QC Limits <br /> Name Added Conc Result Result Units. Recovery - Recovery Recovery-RPD %Rec <br /> Benzene 30 ND 29 30 ug/kg 97% 100% 3% 20 65-135 <br /> Toluene 30 ND 29 32 ug/kg 97% 197% 10% 20 65-135 <br /> Ethylbenzene 30 ND 29 31 ug/kg 97% 103% 7% 20 65-135 <br /> m,p-Xylenes 60 ND 58 62 ugft 97% 103% 7% 20 65-135 <br /> o-Xylenes 30 ND 30 32 ug/kg 100% 107% 6% 20 65-135 <br /> Surrogate % Recovery of Trifluorotoluene- 90% MS 93% MSD <br /> PPb a parts Pei GI lion-uyfky=micrograms par U:rW2 m <br /> ppm-Parts per mi'1,on.ug&-marocrama par ararr <br /> NO b Not Oatected Compourdiaj maybe present at mm:antx9ans below ffie detecrron 9md <br /> Aug 14, 1_997 <br /> R L .fames, Pnndpal chemist Date Rgxrta <br /> 5AAROER TECHNOLOGY ANALYTICAL LABORATORY INC IS CERTIFIED BY THE STATE OF CALIFORN A <br /> DEPARTMENT OF HEALTH SERVICES AS A HAZARDOuS WASE TESTING LABORATORY ' <br /> (Certrfrce"No 1614,1 <br /> 8020MSS1 As <br /> 3054 Fite Circle Suite 142 a Socrornento Coirfornio 95827 + (M) 362-8947 • FAX(946) 362-0947 <br />