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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: main@mccampbell.com <br /> QC REPORT <br /> VOCs EPA 8240/8260 <br /> Date: 09111101-09/12J01 Extraction: NIA Matrix: Water <br /> ' Concentration: ug/L %Recovery <br /> Compound ��- -- TAmount------- -^-----' RPD <br /> E Sample; MS MSD i MS MSD <br /> ' -- Spiked <br /> SamplelD: 90701 Instrument: -GC-10 <br /> Surrogate ND 103.0 103.0 i <br /> 100.00 103 4103v :1 0.0 <br /> tert-A <br /> Methyl y Methyl utyl tert- BEther_ � _IND <br /> . . 8.6 $.7 `'- 10.00.. ii 86 -.. -87 � . . <br /> D 8.2 8.3- ` 10.00 82 83 1.2 <br /> Ethyl tert-Butyl Ether ND 8.0 8.0 10.00 80 80 0.0 <br /> Di-isopropyl Ether ! ND 7.8 7.8 {! 10.00 78 78 0.0 i <br /> Toluene ND 9_4 9.4 {� 10.00 94 94 j' 0.0 <br /> Benzene ND 9.2 9.2 10.00 11 92 92 1 0.0 <br /> r _ <br /> ND 9.3 9.3 10.00 0.0�l -93 -' 93 <br /> Chlarohenzene i � !' <br /> Trichloroethane NO 7.4 7.3 10.00 ',j 74 73 1.4 <br /> 1,1-Dichloroethene ND 8.6 8.3 10.00 86 �83 3.6 <br /> (MS-Sample <br /> %Recovery= AmowiiSpiked '100 <br /> (MS-MSD) <br /> ' RPD= •2.140 <br /> (h�S+MSD <br /> RPD means Relative Percent Deviation <br />