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�. 110 2nd Ave.South,#D7,Pacheco,CA 94553-5560 <br /> d MOCAMPBELL ANALYTICAL INC. Telephone:925-798-1620 Fax :925-798-1622 k <br /> http:llwww.mccampbell.com E-mail:main@mccampbell.com <br /> a QC REPORT <br /> VOCs (EPA 824018260) <br /> Date: 07127101-07128101 Extraction: EPA 5030 Matrix: Water <br /> Concentration: ug1L %Recovery <br /> Compound Amount - RPD <br /> Sample; MS MSD MS MSD j <br /> r Spiked <br /> SamplelD: 726 Instrument: GC-10 <br /> Surrogate ND ', 100.0 98.0 100.00 100 98 2.0 <br /> tent-Amyl Methyl Ether ND 9.0 9.0 10.00 90 90 0.0 <br /> Methyl tert-Butyl Ether ND 9.1 9.2 10.00 91 92 1.1 <br /> Ethyl tent-Butyl Ether ND 8.4 8.6 10.00 84 86 2.4 <br /> 1 Di4sopropyl Ether ND 9.0 8.8 10.00 90 88 2.2 <br /> Toluene ND 8.4 8.4 10.00 84 84 0.0 <br /> Benzene ND 8.7 8.7 10.00 87 87 0.0 <br /> Chiorobenzene ND 10.0 ; 9.9 10.00 I 100 99 1.0 <br /> Trichloroethane ND 7.1 7.2 10.00 71 72 1.4 <br /> 1,1-Dichloroethene ND 9.1 9.1 10.00 91 91 0.� I <br /> I. <br /> I <br /> i <br /> . MS-Saniple� <br /> %Recovery= .4nraunrSpiked �100 <br /> MS-MSD <br /> RPD= D1t10 <br /> h9S+MSO <br /> 1 <br /> RFU means Relative Percent Deviation I <br /> l <br />