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SEQUOIA RNALYTICRL TEL 19169210100 .cul 14 '93 16 -26 No 017 P .03/04 <br /> SEQUOIA ANALYTICAL <br /> 819 Striker Avenue Suite 8 • Sacraments CA <br /> 95$3A <br /> (918) 921-9600 FAX (916) 921.0100 <br /> ;{{egis rorlment2li �tS�G'l�ni Pr48Gt �1"41Th1 E Do" o,$t0 oil <br /> 1050 Melody Lane,Ste 160 Matrix Water <br /> �Rosavdle,CA 96678 <br /> 3Attentlon' Paul Graff QC Sample Group 307.0210 Reported: Jut 14, 199$ 3131 <br /> 21 <br /> QUALITY CONTROL DATA REPORT <br /> ANALYTE E" <br /> Benaerle Tauene bemne X <br /> Method: EPA S= EPA 8020 EPA 8020 EPA 8020 <br /> Analysts MC MA UC n+t.C. <br /> Cdncentre on 10 10 10 30 <br /> Spiked: ugn Ug/L ug/L. yq./L <br /> LCS Batch-#-. 6CS071383 LOW1393 LCS071893 LCSC71393 <br /> Date Prepared: 7/13/83 7/13/93 7/13/93 7/13193 <br /> Date Arulyzed 7/13/93 7/13/93 7/13/93 71]3/93 <br /> Inst went I.D.#: HP-1 HP-1 HP-1 HP-1 <br /> LCS % <br /> Recovery: 104 103 104 103 <br /> Control Limits: 80.120 130-180 80-120 80-120 <br /> MS/MSD <br /> Batch#: 3070M 30700 3070249 3070248 <br /> Date Prepared: 7/13/93 7/13/93 7/13/83 7/13/93 <br /> Date Analyzed 7/13193 7/13/9:3 7/13/93 7/13/93 <br /> Instrument I.D.#: HP-1 HP-1 HP-1 HP-1 <br /> Matrbc Spike <br /> %Recovery: 110 110 110 105 <br /> Matrbc Spike <br /> Duplicate% <br /> Recovery. 110 110 110 105 <br /> Relative% <br /> Difference: 00 0o 00 00 <br /> iplaase Nota <br /> The LCS is a control sampla of kwwn,Interferant tme matrix that is analyzed using the same rehWrras, <br /> SEQUOIA ANALYTICAL prepararion and analyecai rnetnoas employed for the samples. The LCS%roommey data is used for <br /> validation of san is batch rnu ts. Oue t4 matrix eflecls,the QC*nft for MS/MSa's am adviawy only <br /> and ars not used to&&*at or reject badch results. <br /> Wendy Arnurttisen <br />