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110 2nd Ave South,4D7, Pacheco, CA 94553-5560 <br /> MCCAWBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> http//www mccampbell com E-mail main@ nccampbell com <br />' QC REPORT <br /> VOCs (EPA 824018260) <br /> Date 09113101-09/14101 --- Extraction EPA 5030 Matrix Water <br /> Concentration ug/L %Recovery <br /> I Compound <br /> spiked <br /> RPO -, <br /> Sample MAmount S MSD MS MSD <br /> d <br /> SamplelD 91301 Instrument GC-10 <br /> Surrogate _- - -�_--- ND 1030- 101 0 1' 10000 I 103 101 1� 20 1 <br /> -4 <br /> tert-Amyl Methyl Ether ND 109 105 1i 1000 i 109 105 3-i <br />' Methyl tert-Butyl Ether ' ND 107--^-10 3 1 <br /> k10 00 ij 107 - 103 3 8I <br /> Ethyl tert-Butyl Ether I ND 101 9 S 10_00 i' 101 96 5-1 ;} <br /> Di-isopropyl Ether - --- ND 10 1 9 4 1000 1� 101 94 7 2 i <br /> Toluene ND 80 T 8 9 i; 10 00 ' 80 T 89 107 <br /> Benzene ND 9 8 -8 2 i 1000 98 82 ;' 178 <br /> liej Chlorobenzene - -- ND 96 8 7 1000 i 96 87 �t 9 8 <br /> a <br /> Trichloroethane ND 96 8 8 1000 I 96 88 8 7 II <br /> 1,1-Dichloroethene -� i ND 8 4 7 7 1000 84 77 -� 8 7 <br /> I <br /> I <br /> I <br /> I� <br /> I (MCS—Sample <br /> Re covert'= l00 <br /> AaioamSpiked <br />' (MS—MSi7) <br /> iia= z laa <br /> (I15+,4sn) <br />