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' 110 2nd Ave South,#D7,Pacheco,CA 94553-5560 <br /> I McCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> h //www mecam bell com E-mail main@mccampbell com <br /> ' QC REPORT <br /> VOCs (EPA 824018260) <br /> ' Date 02/04/02 -, Extraction EPA 5030 Matrix Water <br /> Concentration ug/L %Recovery <br /> ' Compound -- -- _ - _ - - -_ - ---- Amount RPD <br /> Sample MS MSD Spiked MS MSD <br /> $amplelD 20702 Instrument GC-10 <br /> ' Surrogate _ -- ND 920 =91.0 -= 10000 1 92 91 1 1 <br /> tert-Amyl Methyl Ether p ND 11 0 108 1000 110 108 1 B <br /> tMethyl tent-Butyl Ether ND - 109 107 1000 109 107 1 9 <br /> Ethyl tert-Butyl Ether ND 107 106 1000 107 106 09 <br /> D1-isopropyl Ether EVD 106 106 � 1000 106 106 00 <br /> Toluene EVD 113 113 1000 113 113 00 <br /> Benzene ND 11 1 11 1 1000 111 111 T 00 <br /> Chlorobenzene EVD 11 2 11 1 10 00 112 111 00 <br /> 7 richloroethene ND 8 8 8 8 1000 88 88 08 <br /> ' 1,1-Dlchloroethene ND 8 0 7 9 1000 80 79 1 9 <br /> t <br /> 1 <br /> ( to Sareple <br /> n ke w�ery= gniuun�Spked 'UU <br /> &S-hL4D) <br /> RPD=—.. 2100 <br /> (%IS+WD) <br />