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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/I%vw mccampbell com E-mail mat rCmccampbell com <br /> w <br /> • <br />' QC REPORT <br /> VOCs (EPA 8240/8260) <br />' Date 01108101-01109101 Matrix Wafer <br /> Extraction NIA <br />' Concentration ug/L %Recovery <br /> Compound Amount RPD <br /> Sample MS MSD Spiked MS MSD <br /> Samplel[3 11701 Instrument GC-10 <br /> tert-Amyl Methyl Ether 0 000 1090 1080 100 00 109 108 09 <br /> Methyl tert-Butyl Ether 0 000 1070 1090 10000 107 109 1 9 <br />' Ethyl tent-Butyl Ether 0 000 1030 1040 10000 103 104 10 <br /> Di-isopropyl Ether 0 000 890 91 0 10000 89 91 22 i <br /> Surrogate 0 000 940 950 j 100 00 94 95 1 1 <br /> Toluene 0 000 940 920 100 00 94 92 22 <br /> Benzene 0 000 980 990 100 00 98 99 1 0 � <br /> Chlorobenzene 0 000 1010 103 0 10000 101 103 ] 2 0 <br /> ' Trichloroethane 0 000 850 830 10000 85 83 2 4 <br /> 1,1-Dichloroethene 0 000 1230 1210 10000 123 121 1 6 <br /> I <br /> {MS-Sample <br /> Yo Re covery= 6 oundprked !00 <br /> RPD=(MS-MSD) 2 100 <br /> (MS+MSD) <br /> RPh Rd I.t—e P—m of r)Nvmnn <br />