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C1 ri'Zr77r17 Nl� <br /> WORK ORDER 9710044 QUALITY CONTROL REPORT PAGE QR-2 <br /> • ANALYSIS Gasoline Oxygenates <br /> MATRIX Water <br /> METHOD BLANK SAMPLES <br /> SAMPLE TYPE Blank Method/Media blank LAB ID BLNK 1010 INSTR RUN GCMS12\971010000000/1/ <br /> INSTRUMENT HP mass spec for Volatiles PREPARED — BATCH ID MS12W101197 <br /> UNITS ug/L ANALYZED 10/10/97 DILUTION 1 00 <br /> METHOD EPA 8260 <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) 89 1 100 100 89 1 70 130 <br /> Toluene d8 (surr) 109 100 100 109 70 130 <br /> Bromofluorobenzene (surr) 70 4 100 100 70 4 70 130 <br /> Methy t butyl ether (MTBE) ND 5 <br /> Ethyl t butyl ether (ETBE) ND 5 <br /> t Amylmethyl ether (TAME) ND 5 <br /> t Butanol (TBA) ND 100 <br /> Di isopropyl ether (DIPS) ND 5 <br /> SAMPLE TYPE Blank-Method/Media blank LAB ID BLNK 1015 INSTR RUN GCMS13\971015000000/1/ <br /> INSTRUMENT HP mass spec for Volatiles PREPARED BATCH ID MS13W101597 <br /> UNITS ug/L ANALYZED 10/15/97 DILUTION 1 00 <br /> METHOD EPA 8260 <br /> REF REPORTING SPIKE RECOVERY REG LIMITS (X) RPD <br /> ANALYTE RESULT RESULT LIMIT VALUE (X) LOW HIGH RPD (X) LIMIT (X) <br /> 1,2 DCE d4 (surr) 106 100 100 106 70 130 <br /> Toluene d8 (surr) 98 8 100 100 98 8 70 130 <br /> Bromofluorobenzene (surr) 101 100 100 101 70 130 <br /> Methy t butyl ether (MTBE) ND 5 <br /> Ethyl t butyl ether (ETBE) ND 5 <br /> • t Amylmethyl ether (TAME) ND 5 <br /> t-Butanol (TBA) ND 100 <br /> Di isopropyl ether (DIPS) ND 5 <br /> LABORATORY CONTROL SAMPLES <br /> - - -- -- -- - -- - - - - - -- - -- - - - -- -- -- - - - <br /> SAMPLE TYPE Laboratory Control Spike LAB ID LC5 1011 INSTR RUN GCMS12\971010000000/11/1 <br /> INSTRUMENT HP mass spec for Volatiles PREPARED BATCH ID MS12W101197 <br /> UNITS ug/L ANALYZED 10/11/97 DILUTION 1 00 <br /> METHOD EPA 8260 <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 OCE d4 (surr) 109 89 1 100 100 109 70 130 <br /> Toluene d8 (surr) 105 109 100 100 105 70 130 <br /> Bromofluorobenzene (surr) 72 0 70 4 100 100 72 0 70 130 <br /> Methy t butyl ether (MTBE) 141 ND 5 100 141 32 158 <br /> Ethyl t butyl ether (ETBE) 156 NO 5 100 156 32 158 <br /> t Amylmethyl ether (TAME) 121 ND 5 100 121 32 158 <br /> MATRIX SPIKE SAMPLES <br /> SAMPLE TYPE Spike-Sample/Matrix LAB ID MD10044-04C INSTR RUN GCMS12\971010000000/9/7 <br /> INSTRUMENT HP mass spec for Volatiles PREPARED BATCH ID MS12W101197 <br /> UNITS ug/L ANALYZED 10/11/97 DILUTION 1 00 <br /> METHOD EPA 8260 <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) 112 103 100 100 112 70 130 <br /> Toluene d8 (surr) 106 105 100 100 106 70 130 <br /> Bromofluorobenzene (surr) 71 4 71 9 100 100 71 4 70 130 <br /> Methy-t butyl ether (MTBE) 140 ND 5 100 140 32 158 <br /> Ethyl t butyl ether (ETBE) 156 ND 5 100 156 32 158 <br /> t Amylmethyl ether (TAME) 117 NO 5 100 117 32 158 <br />