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' 110 2nd Ave South,4D7, Pacheco, CA 94553-:)560 <br /> MCCAI�/�PBELL ANALYTICAL NC Telephone 925-798-1620 Fax 925-798-1622 <br /> 64htip Hwww mccam bell co m E-mail matn(cJr�mccampbell Com <br /> QC REPORT <br />' EPA 8015m + 8020 <br /> Date 12112101 Extraction EPA 5030 Matnx Air <br />' Concentration ug/L %recovery <br /> Compound Amount RPD <br /> Sample MS MSD Spiked <br /> � MS MSD <br />' SamplelD 121201 Instrument GC-12 <br />' Surrogate1 ND 980 990 10000 98 99 1 0 <br /> Xylenes ND 331 340 3000 110 113 27 <br /> Ethylbenzene ND 107 112 1000 107 112 46 <br />' Taiuene NO 105 109 1000 105 109 37 <br /> Benzene ND 101 105 1000 101 105 39 <br />' MTBE ND 8 8 9 2 1000 88 92 44 <br /> TPH (gas) ND 955 949 10000 96 95 07 <br /> 1 <br /> 1 <br /> (Ms-sm,�pre} <br />' Re covery= Amoundprked 100 <br /> RPD. MS— p� 2100 <br />' (MS+MSD) <br /> RPD means Relative Percent Deviation <br />