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110 2nd Ave South,#D7,Pacheco,CA 94553-5560 <br /> McC.AMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> http Hwww mccampbell cum E-mail main@mecampbell eom <br /> 1 <br /> QC REPORT <br /> ' EPA 8015m + 8020 <br /> 1 Date 01/11/02 Extraction EPA 5030 Matrix Air <br /> Concentration ug/L %Recovery <br /> Compound Amount RPD <br /> Sample MS MSD Spiked MS MSD <br /> SamplelD 11002 Instrument GC-3 <br /> ' Surrogatel ND 1020 1040 10000 102 104 19 <br /> Xylenes ND 322 321 3000 107 107 03 <br /> 1 Ethylbenzene ND 106 106 1000 106 106 00 <br /> Toluene ND 103 103 1000 103 103 00 <br /> Benzene ND 9 8 9 8 1000 98 98 0 0 <br /> 1 MTBE ND 9 5 92 1000 95 92 3 2 <br /> TPH(gas) ND 846 854 10000 85 85 0 9 <br /> 1• <br /> 1 <br /> 1 <br /> 1 <br /> 1 <br /> 1 <br /> 1 <br /> 1 <br /> i <br /> 1 (!NS-Swtple) <br /> %Re covey= AmounfSprked 100 <br /> btiS-,LLSD) <br /> ' APD=-( 2100 <br /> (hff+h&D) <br /> RPD means Relative Percent Deviation <br />