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Spargero Analytical Laboratory Division <br /> ' Mobile Laboratory Dmsion <br /> Techno"yInc: Scientfic DMsion <br /> With Aufomotron rn <br /> ' 8020 Modified Matrix Spike p e (IVIS) & Matrix Spike Duplicate (MSD) <br /> ' BTEX Analysis Report <br /> Attention Mr Lou Smith Date Sampled Jul 12, 1993 <br /> ' WHF Environmental _ Date Received Jul 12, 1993 <br /> P O Box 6729 <br /> Modesto, CA 95355-6729 <br /> ' Project ID P,clect Name -,far teca Unified <br /> School District <br /> Client 1G MS/MSD LAB ID ST93-07-012 MS <br /> ' Matrix Soil Dilution ST93-07-012 MSD <br /> ' Conc Sample MS MSD MS t% MSD % % RPD <br /> Name Spike Added Result Result Result Units Recovery Recovery Recovery <br /> Benzene 30 ppb ND 29 29 ug/kg 97% 97% 0% <br /> Toluene 30 ppb ND 29 29 ug/kg 97% 97% 0% <br /> ' Ethylbenzene 30 ppb ND 29 29 u9/1(9 97II/IU 97% 0% <br /> Xylenes 30 ppb ND 29 29 uc rkg 97% 973/o 0% <br /> Surrogate ',,o {recovery of Trifluorotoluene = 97'io MS 100% MSD <br /> Pb � parts per billion ugtkg s microgroms per kilogram <br /> ppm-parts Per million - ug g n micrograms per gram <br /> ND -Not Ottected Cempountl{9}may be present at concentrapons bel,w the eetection limit <br /> r <br /> R L Jamea Principal Chemrst <br /> DATE <br /> SPARGER TECHNOLOGY ANALYTICAL LABORATORY IC,I. S CERT*IED BY THE bTATE OF CA,IFORNIA <br /> DEPARTMENT Oa HEA7H SERVICES A_r HAZARDOUS CHASTE TESTING LABORATORY <br /> f�erhr auon P o 18141 <br /> ' 30,50 Fite Clide 5uire 112 • Socromento Cchfornfo 9,5827 . (996) 362-8947 FAX(916) 362-0947 <br />