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310 2na Ave South,�D7,Paczeco,C.�9455a-��til) <br /> TCC-' E! .NT �, NIC Telenhone 925-798-1620 Fax 92{-798-1622 <br /> �b '� L _ i �L�'Ti�� <br />' M;/www nae aampue I cpm E-rnaii main@mcc=pneil cam <br />' QC REPORT <br /> VOCs (EPA 8240/8260) <br /> 1 <br />' Date 02120/02 Extraction EPA 5030 Matrix Sorl <br /> Concentration; ug/kg I %Recovery <br /> ' <br /> 177 <br /> pcund Amount RPO <br /> sample. Ms MSO Spiked MS Myo <br /> Sampleju 21102 Instrument GC-10 <br /> Surrogate NO 980 990 ; 10000 1 98 99 f 10 <br /> tert-Amyl Methyl Ether NO 500 500 5000 100 100 J Go <br /> ' Methyl Cert-Butyl Ether NO 493 490 I 5000 99 98 ! 1 0 ! <br /> I Ethyl tert-Butyl Ether NO 525 505 5000 105 101 ! 39 E <br /> Di-isopropyl Ether ND 51 5 51 0 I 5000 103 102 i 1 0 <br /> Toluene NO 510 51 0 5000 ; 102 142 00 <br /> lieBenzene NO 505 50 5 5000 101 101 00 <br /> Chlorobenzene NO 505 50 .9 5000 101 101 0 0 I <br /> Trichloroethene NO 4.50 45 5 50 00 90 91 1 1 <br /> 1,1-Dichlorcethene ND 55 5 56 5 50 00 111 113 I 1 8 I� <br /> • <br /> 96 <br /> Re covery- �nvmmrSpiked 100 <br /> ' (M3-MSA} <br /> 12PD= 2100 <br /> {125+MSD} <br />