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lir � <br /> }y` <br /> .� 110 2nd Ave South,#D7,Pacheco,CA 94553-5560 <br /> MCCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> bnpNwww.mccampbelLcom E-mail n=n@rnccamphel]corn <br /> • - t <br /> _ QC REPORT <br /> VOCs (EPA 824018260) <br /> Date — `04118100-04119100 v Matroc Water - -- <br /> Extraction NIA <br />` Concentrabon ug/t- %Recovery <br /> Compound Amount RPD <br /> Sample MS MSD Spiked MS MS❑ <br /> I <br /> Samp€elD 42200 Instrument GC-10 <br /> Surrogate 0 000 101 0 990 100 00 101 99 20 <br /> tert-Amyl Methyl Ether I 0 000 1030 1100 10000 103 110 I 66 <br /> Methyl tent-Butyl Ether 0 000 1070 1160 10000 I 107 116 81 <br /> Ethyl tent-Butyl Ether 0 000 1040 logo 10000 104 109 4 7 <br /> Di-isopropyl Ether k 0 000 970 1020 10000 97 102 5 0 <br /> Surrogate 0 000 1060 107 0 10000 106 107 09 <br /> . Tolune 0 000 920 970 10000 92 97 53 <br /> Benzene 0 000 103 0 1030 10000 103 103 00 <br /> Chlorobenzene 0 000 94 0 960 100 00 94 96 21 } <br /> Tnchloroethane 0 000 970 940 10000 97 94 j 3 1 I <br /> -I,l-Dichloroethene i 0 000 96 0 97 0 10000 96 97 1 0 <br /> MS—'s°mpk� <br /> °b Rewvery= ,fi mmiSpL 100 <br /> (MS--eNSD� <br /> RPD- 2100 <br /> (qS*MSD) <br /> RPD means Ri=ve Percent Devtanou <br />