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b <br /> Alpha Analytical, Inc. <br /> 255 Glendale Ave • Suite 21 • Sparks,Nevada 89431-5778 <br /> • (775) 355-1044•(775)355-0406 FAX• 1-800-283-1183 <br /> Date Work Order <br /> 23-Feb-04 <br /> QC Summary Report 04021344 <br /> Method Blank Type MBLK Test Code EPA Method SW8260B <br /> File 1D DIMSDCHEM1MS121DATA1040216104021606 D Batch ID MS12WO216A Analysis Date 02/16/2004 13 56 <br /> Sample ID MBLK MS12WO216A Units pg/L Run ID GC/MSD_12_D40216A Prep Date 02/16/2004 <br /> Analyte Result PQL SpkVal SpkRefVal %REC LowLimit HighLimit RPDRefVal %RPD(Limit) Qual <br /> Tertiary Butyl Alcohol(TBA) ND 5 <br /> Methyl tert-butyl ether(MTBE) ND 05 <br /> Dr-isopropyl Ether(RIPE) ND 1 <br /> Ethyl Tertiary Butyl Ether(ETBE) ND 1 <br /> Benzene ND 05 <br /> Tertiary Amyl Methyl Ether(TAME) ND 1 <br /> Toluene ND 0 5 <br /> Ethylbenzene ND 05 <br /> m p-Xylene ND 05 <br /> o-Xylene ND 05 <br /> Surr 1,2-Dtchloroethane-d4 10 10 100 72 126 <br /> Surr Toluene-d8 10 10 100 71 128 <br /> Surr 4-Bromofluorobenzene 101 10 101 76 121 <br /> Laboratory Control Spike Type LCS Test Code EPA Method SW8260B <br /> File ID D 1MSDCHEMIMS121DATA1040216104021604 D Batch ID MS12WO216A Analysis Date 02/76/2004 13 08 <br /> Sample Ib LCS MS12WO216A Units Ng/L Run ID GC/MSD_12_040216A Prep Date 02/16/2004 <br /> Analyte Result PQL SpkVal SpkRefVal %REC LowLimit HighLimit RPDRefVal %RPD(Limit) Qual <br /> Benzene 102 0 5 10 102 83 119 <br /> Toluene 961 05 10 96 80 120 <br /> Ethylbenzene 997 0 5 10 997 80 120 <br /> 0-Xylene 196 05 20 98 77 125 <br /> ylene 103 05 10 103 77 124 <br /> r 1,2-Dichloroethane-d4 102 10 102 72 126 <br /> Surr Toluene-d8 101 10 101 71 126 <br /> Surr 4-Bromofluorobenzene 927 10 93 76 121 <br /> Sample Matrix Spike Type MS Test Code EPA Method SW8260B <br /> File ID D 1MSDCHEMIMS121DATA1040216104021607 D Batch 1D MS12WO216A Analysis Date 02/16/2004 14 18 <br /> Sample ID 04021022-02AMS Units pg/L Run ID GC/MSD_12 04021 GA Prep Date 02/16/2004 <br /> Analyte Result PQL SpkVal SpkRefVal %REC LOWUmit HighLtmit RPDRefVal %RPD(Limit) Qual <br /> Benzene 55 5 1 3 50 0 111 59 145 <br /> Toluene 50 3 1 3 50 0 101 39 161 <br /> Ethylbenzene 514 13 50 0 103 57 145 <br /> m p-Xylene 101 1 3 100 0 101 37 163 <br /> o-Xylene 539 1 3 50 0 108 47 156 <br /> Surr 1,2-Dichloroethane-d4 501 50 100 72 126 <br /> Surr Toluene-d8 495 50 99 71 128 <br /> Surr 4 Bromofluorobenzene 46 7 50 93 76 121 <br /> Sample Matrix Spike Duplicate Type MSD Test Code EPA Method SW8260B <br /> File ID D1MSDCHEMIMS121DATA1040216104021608 D Batch ID MS12W0216A Analysis Date 02/16/2004 14 39 <br /> Sample 1D 04021022-02AMSD Units pg/L Run ID GC/MSD_12_040216A Prep Date 02/16/2004 <br /> Analyte Result PQL SpkVal SpkRefVal %REC Lowl-imit HighLimit RPDRefVal %RPD(Limit) Qual <br /> Benzene 581 1 3 50 0 116 59 145 55 47 4 6(22) <br /> Toluene 535 1 3 50 0 107 39 161 50 34 6 1(22) <br /> Ethylbenzene 544 2 1 3 50 0 108 57 145 51 42 5 3(22) <br /> m,p-Xylene 106 1 3 100 0 106 37 163 1008 5 5(23) <br /> o-Xylene 569 1 3 50 0 114 47 156 53 93 5 4(50) <br /> Surr 1,2-Dichloroethane-d4 508 50 102 72 126 <br /> Surr Toluene-d8 50 50 100 71 128 <br /> Surr 4-Bromofluorobenzene 46 50 92 76 121 <br /> AIIIIII&Mpnt <br /> culations are based off of raw(non rounded)data However,for reporting purposes,all QC data is rounded to three significant figures Therefore,hand calculated <br /> values may differ slightly <br />