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.ea uoia r -11 loci kxr <br /> ^zl .EJB 3O1"107LR <br /> r yy { <br /> a,%7-1 tAl ^I. _ ]r'iCI�C'� n,^ ..I 4 <br /> Caldwell :, ent -rco 434-94-5 <br /> _516 i licron A/P Sjite 600 latrix -ir <br /> :acramento C, 95827 <br /> -rtentron 'iindv Wriant :C Samoie Gouo '790351 352 :'aoarred Seo 19 1994 <br /> QUALITY CONTROL DATA REPORT <br /> ANALYTE =Enyl <br /> Benzene Toluene Senzene Xvlenes <br /> Method :;�'a 8020 -DA 8020 A 8020 _�:'A 8020 <br /> Analyst C Lee C Lee C Lee C Lee <br /> Concentration <br /> Spiked 63 ppmv '53 nom comf -oemv <br /> LCS Batch# L CS090994 LCSC90994 _CS090994 _CS090994 <br /> Date Prepared 3,9/94 a 9194 9 94 1 9,94 <br /> Date Analyzed 9/9/94 9/9/94 919/94 9/9/94 <br /> Instrument I D # GCHP 2 GCHP 2 GCHP 2 GCHP 2 <br /> LCS <br /> Recovery 95 95 95 97 <br /> Control Limits 75 125 75 125 75 125 75 125 <br /> MS/MSD <br /> Batch # BLK090994 BLK090994 BLK090994 BLK090994 <br /> Date Prepared 9/9/94 9/9/94 9/9/94 9/9/94 <br /> Date Analyzed 9/9/94 9/9/94 9/9/94 9/9/94 <br /> Instrument I D # GCHP 2 GCHP 2 GCHP 2 GCHP 2 <br /> Matrix Spike <br /> % Recovery 95 95 95 <br /> 97 <br /> Matrix Spike <br /> Duplicate % <br /> Recovery 85 85 85 88 <br /> Relative % <br /> Difference 11 11 11 0 7 <br /> SEQUOIA ANALYTICAL Please Note <br /> The LCS Is a control sample of known Interferent free matrix that is analyzed using the same reagents <br /> ILht� preparation and analytical methods empfoyep for the samofes The LCS 'o recovery data is used tar <br /> validation of sample batch results Due to matrix effects the OC limits for MS/MSDs are advisory only <br /> Jennie Mlggins and are not used to accept or resect batch resuits <br /> Project Manager <br /> 4090351 ORS ,2 <br />