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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 /> htt //wwvt mccam bel[com E-mail matnamccampbell corn <br /> Its <br /> QC REPORT <br /> VOCs (EPA 824018260) <br /> 1 <br /> Date 11/13/01 Extraction EPA 5030 Matrix Water <br />' Concentration ug/L %Recovery <br /> Compound Amount RPD <br /> Sample MS MSD MS MSD <br />' --- - - - -- -- - Spiked- — . <br /> SamplelD 111201 Instrument GC-10 <br /> T= --- -- <br /> Surrogate ND 970 980 1 10000 97 98 1 1 0 <br /> tert-Amyl Methyl Ether _ ND _ 100 95 1000 100 95 5 1 <br /> Methyl tent-Butyl Ether ND 96 94 T 10 00I— 96 94 21 <br /> --ter- ----.r <br /> Ethyl tent-Butyl Ether ND 99 95 1000 99 — 95 41 <br /> Di-isopropyl Ether ND 103 99 1000 103 99 40 <br /> Surrogate — ND 1040 1050 10000 104 --105 1 0 <br /> Toluene — + ND 106 105 1000 106 105 09 <br /> Benzene ND 105 10 5 11 1000 105 105 1 0 0 <br /> Chlorobenzene ND 105 105 1000 105 105 t 00 + <br /> Tnchloroethene ND 8 5 8 5 1000 85 85 1 00 <br />' 1,1-Dlchloroethene - - ND 11 5 11 5 1000 115 T T115 00 <br /> r <br /> (AE-Sample) <br /> ' %Re cavery= Zmmmdpiked 164 <br /> (MS—MSD <br /> RFD= 2100 <br /> ' (A&+MSD) <br /> RPD means Relative Percent Deviation <br />