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z mal oo. Alpha Analytical, Inc. - QC Summary Report <br /> Work order: <br /> 00051844 <br /> Method Blank Test Code: SW8260B Batch ID: MS8W0517A Analysis Date: 05/18/2000 15:48 <br /> Sample ID. MBLK_00051806 Units: pg1L Run ID: GCIMSD 8 000517 Prep Date: 0511812000 <br /> Analyte Result PQL SpkVal SpkRefVal %REC Lowl-imit HighLimit RPD Ref VM %RPD Qual <br /> Tertiary Butyl Alcohol(TBA) ND 10 <br /> ethyl tert-butyl ether(MTBE) ND 0.5 <br /> +`, isopropyl Ether(D1PE) ND 1 <br /> Ethyl Tertiary Butyl Ether(ETBE) ND 1 <br /> Benzene ND 0.5 <br /> Tertiary Amyl Methyl Ether(TAME) ND 1 <br /> Toluene ND 0.5 <br /> Ethylbenzene ND 0.5 <br /> m,p-Xylene ND 0.5 <br /> o-Xylene ND 0.5 <br /> Surr: 1,2-Dichloroethane-d4 10.8 10 108 68 139 <br /> Surr:Toluene-d8 9.42 10 94 75 127 <br /> Surr 4-Bromofluorobenzene 10.3 10 103 73 128 <br /> Laboratory Control Spike Test Code: SW8260B Batch ID: MSBW0517A Analysis Date: 05/17/2000 15:38 <br /> Sample ID: LCS MS8W0517A Units: pg1L Run ID: GC/MSD-8-000517 Prep Date: 05117/2000 <br /> Analyte Result PQL SpkVal SpkRefVal °/.REC Lowl-imit HighLimit RPD Ref Val %RPD Quaf <br /> Methyl tert-butyl ether(MTBE) 11.4 0.5 10 114 70 142 <br /> Benzene 11 0.5 10 110 76 127 <br /> Toluene 9.87 0.5 10 99 76 125 <br /> Ethylbenzene 10.8 0.5 10 108 64 132 <br /> m,p-Xylene 21.3 0.5 20 106 70 130 <br /> o-Xylene 10.6 0.5 10 106 70 130 <br /> Surr:1,2-Dichloroethane-d4 10.8 10 108 68 139 <br /> Surr.Toluene-dB 9.31 10 93 75 127 <br /> Surr:4-Bromofluorobenzene 11 10 110 73 128 <br /> Sample Matrix Spike Test Cade: SW8260B Batch ID: MS8W0517A Analysis Date: 05/19/2000 06:20 <br /> Sample ID: 00051646-08AMS Units: pg/L Run ID: GC/MSD-8-000517 Prep Date: 0511912000 <br /> Analyte Result PQL SpkVal SpkRefVal %REC LowLimit HighLimit RPD Ref Val %RPD Qual <br /> Methyl tent-butyl ether(MTBE) 57.5 2.5 50 1.33 112 70 142 <br /> Benzene 86.6 2.5 50 36.89 99 76 127 <br /> 'uene 82.1 2.5 50 43.07 78 76 125 <br /> 4%,,�iylbenzene 60.4 2.5 50 5.74 109 64 132 <br /> m,p-Xylene 129 2.5 100 22.81 107 70 130 <br /> o-Xylene 64.2 2.5 50 11.4 106 70 130 <br /> Surr: 1,2-Dichloroethane-d4 49.7 50 99 68 139 <br /> Surr:Toluene-d8 47.6 50 95 75 127 <br /> Surr:4-Bromofluorobenzene 52.1 50 104 73 128 <br /> Sample Matrix Spike Duplicate Test Code: SW8260B Batch ID: MSSW0517A Analysis Date: 05/19/2000 06:46 <br /> Sample ID. 00051646-08AMSD Units: pg/L Run ID: GC/MSD_8_000517 Prep Date: 05119/2000 <br /> Analyte Result PQL SpkVal SpkRefVal %REC LowLimit HighLimit RPD Ref Val %RPD Qual <br /> Methyl tert-butyl ether(MTBE) 58.1 2.5 50 1.33 113 70 142 57.46 1.06 <br /> Benzene 87.8 2.5 50 36.89 102 76 127 86.62 2.34 <br /> Toluene 83.8 2.5 50 43.07 82 76 125 82.11 4.31 <br /> Ethylbenzene 61.6 2.5 50 5.74 112 64 132 60.42 2.13 <br /> rn,p-Xylene 131 2.5 100 22.81 108 70 130 129.3 1.44 <br /> o-Xylene 65.5 2.5 50 11.4 108 70 130 64.2 2.38 <br /> Surr. 1,2-Dichloroethane-d4 50.5 50 101 68 139 <br /> Starr:Toluene-d8 47.9 50 96 75 127 <br /> Surr:4-Bromofluorobenzene 52.3 50 105 73 128 <br /> "Imments: ND-Not Detected at the Reporting Limit. D-If the spiked value is<25%of the reference value,recovery should not be calculated. <br /> S-Spike Recovery outside accepted recovery limits. M-Spike Recovery outside accepted recovery Iimits due to matrix. <br /> B-Analyte detected in the associated Method Blank. <br />