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' 110 2nd Ave South,#D7, Pacheco,CA 94553-5560 <br /> McCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> http//www mccampbell com E-mail mai cr mccampbell com <br /> • <br /> ' QC REPORT <br /> EPA 8015m + 8020 <br /> Date 09114/01_09115101 _ Extraction -TTLC _- -_ - -Matrix Air T <br /> Concentration ug/L %Recovery <br /> Compound T --I RPD <br /> Amount <br /> - ---�- !Sample —MS -`MSD M5 MSD � - <br /> �_ -- <br /> SamglelD 90401 Instrument GC-12 <br /> ' -Surrogate1= ---__- - �- �I _ND 970 960 j; 10000 i 97 - 96 I 10 <br /> Xylenes ND 336 333 13000 !i 112 111 ,1 09 <br /> Ethylbenzene ---- ND 110 109 it 1000 110 109 09 <br /> Tolueneif­ <br /> ND 107 105 1000 107 105 1 9 j <br /> Benzene II-ND 102 101 I 1000 1', 102 101 I 10 <br /> 1 — <br /> MTBE _ I <br /> ND 9 7 9 9 1000 97 99 2 0 <br /> -T>aH (gas) JI_-_ --_ -- -- - ND 949 92 3 10000 95 92 27 <br /> 1 <br /> 1 <br /> 1 <br /> ' 1NS—Sample <br /> %Re covery= 100 <br /> AmoruuSpiked <br /> ' RPD= 7100 <br /> MS+A95D) <br /> RPD means Relative Percent Deviaonn <br />