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Nwwe Ame"t•an cnvironmewal Nerworh <br /> WORK ORDER: 9711230 QUALITY CONTROL REPORT PAGE QR-4 <br /> ANALYSIS: Gasoline Oxygenates <br /> MATRIX: Soil/Bulk <br /> r <br /> LABORATORY CONTROL SAMPLES <br /> ----------------------------------------------------------------------------------------------------------------------------- <br /> r SAMPLE TYPE: Laboratory Control Spike LAB ID: LCS_1121 INSTR RUN: GCMS12\971121000000/2/1 <br /> INSTRUMENT: HP mass spec for Volatiles PREPARED: BATCH ID: MS12S112197 <br /> UNITS: ug/kg ANALYZED: 11/21/97 DILUTION: 1.00 <br /> METHOD: <br /> REF REPORTING SPIKE RECOVERY REC LIMITS (X) RPD <br /> ANALYTE RESULT RESULT LIMIT VALUE (X) LOW HIGH RPD (X) LIMIT (X) <br /> 1,2-DCE-d4 (surr) 95.7 98.8 100 100 95.7 70 145 <br /> Toluene-d8 (surr) 96.6 98.0 100 100 96.6 70 145 <br /> Bromofluorobenzene (surr) 93.6 93.9 100 100 93.6 70 145 <br /> r Methy-t-butyl ether (MTBE) 114 ND 5 100 114 32 158 <br /> Ethyl-t-butyl ether (ETRE) 119 NO 5 100 119 32 158 <br /> t-Amylmethyl ether (TAME) 109 NO 5 100 109 32 158 <br /> ----------------------------------------------------------------------------------------------------------------------------- <br /> ----------------------------------------------------------------------------------------------------------------------------- <br /> SAMPLE TYPE: Laboratory Control Spike LAB ID: LCD 1122 INSTR RUN: GCMS12\971121160000/6/1 <br /> INSTRUMENT: HP mass spec for Volatiles PREPARED: - BATCH ID: MS12S112297 <br /> UNITS: ug/kg ANALYZED: 11/22/97 DILUTION: 50.0 <br /> METHOD: <br /> REF REPORTING SPIKE RECOVERY REC LIMITS (X) RPD <br /> ANALYTE RESULT RESULT LIMIT VALUE (X) LOW HIGH RPD (X) LIMIT (%) <br /> 1.2-DCE-d4 (surr) 5273 98.8 5000 5000 105.5 70 145 <br /> Toluene-d8 (surr) 5471 98.0 5000 5000 109.4 70 145 <br /> Bromofluorobenzene (surr) 4965 93.9 5000 5000 99.30 70 145 <br /> r Methy-t-butyl ether (MTBE) 7115 NO 5000 5000 142.3 30 160 <br /> Ethyl-t-butyl ether (ETBE) 7263 NO 5000 5000 145.3 30 160 <br /> t-Amylmethyl ether (TAME) 6936 NO 5000 5000 138.7 30 160 <br /> ----------------------------------------------------------------------------------------------------------------------------- <br /> ----------------------------------------------------------------------------------------------------------------------------- <br /> r SAMPLE TYPE: Laboratory Control Spike LAB ID: LCS_1122 INSTR RUN: GCMS12\971121160000/5/1 <br /> INSTRUMENT: HP mass spec for Volatiles PREPARED: BATCH ID: MS12S112297 <br /> UNITS: ug/kg ANALYZED: 11/22/97 DILUTION: 50.0 <br /> METHOD: <br /> REF REPORTING SPIKE RECOVERY REC LIMITS (X) RPD <br /> r ANALYTE RESULT RESULT LIMIT VALUE (X) LOW HIGH RPD (X) LIMIT (X) <br /> 1,2-DCE-d4 (surr) 5106 98.8 5000 5000 102.1 70 145 <br /> Toluene-d8 (surr) 5427 98.0 5000 5000 108.5 70 145 <br /> Bromofluorobenzene (surr) 4918 93.9 5000 5000 98.36 70 145 <br /> Methy-t-butyl ether (MTBE) 6939 ND 5000 5000 138.8 30 160 <br /> Ethyl-t-butyl ether (ETRE) 7303 ND 5000 5000 146.1 30 160 <br /> t-Amylmethyl ether (TAME) 6983 ND 5000 5000 139.7 30 160 <br /> ----------------------------------------------------------------------------------------------------------------------------- <br /> ----------------------------------------------------------------------------------------------------------------------------- <br /> SAMPLE TYPE: Laboratory Control Spike LAB ID: LCS 1124 INSTR RUN: GCMS12\971124000000/3/2 <br /> INSTRUMENT: HP mass spec for Volatiles PREPARED: - BATCH ID: MS12S112497 <br /> UNITS: ug/kg ANALYZED: 11/24/97 DILUTION: 1.00 <br /> METHOD: <br /> REF REPORTING SPIKE RECOVERY REC LIMITS (X) RPD <br /> r ANALYTE RESULT RESULT LIMIT VALUE (X) LOW HIGH RPD (X) LIMIT (X) <br /> 1.2-DCE-d4 (surr) 97.9 93.4 100 100 97.9 70 145 <br /> Toluene-d8 (surr) 104 99.2 100 100 104 70 145 <br /> Bromofluorobenzene (surr) 93.0 93.1 100 100 93.0 70 145 <br /> Methy-t-butyl ether (MTBE) 108 ND 5 100 108 32 158 <br /> r Ethyl-t-butyl ether (ETRE) 115 NO 5 100 115 32 158 <br /> t-Amylmethyl ether (TAME) 102 NO 5 100 102 32 158 <br /> ----------------------------------------------------------------------------------------------------------------------------- <br /> r LABORATORY CONTROL DUPLICATES <br /> ----------------------------------------------------------------------------------------------------------------------------- <br /> SAMPLE TYPE: Laboratory Control Sample Duplicate LAB ID: LCR 1122 INSTR RUN: GCMS12\971121160000/7/5 <br /> INSTRUMENT: HP mass spec for Volatiles PREPARED: - BATCH ID: MS12S112297 <br /> UNITS: ug/kg ANALYZED: 11/22/97 DILUTION: 50.0 <br /> METHOD: <br /> REF REPORTING SPIKE RECOVERY REC LIMITS (X) RPD <br /> ANALYTE RESULT RESULT LIMIT VALUE (X) LOW HIGH RPD (X) LIMIT (X) <br /> ..., 1.2-DCE-d4 (surr) 5273 5106 5000 5000 105.5 70 145 <br /> Toluene-d8 (surr) 5471 5427 5000 5000 109.4 70 145 <br /> Bromofluorobenzene (surr) 4965 4918 5000 5000 99.30 70 145 <br /> Methy-t-butyl ether (MTBE) 7115 6939 5000 2.505 30 <br /> r <br />