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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 mccampbetl com E-mail main@mccatnpbell com <br /> 1 <br /> • <br /> QC REPORT <br /> ' VOCs (EPA 824018260) <br /> 1 <br /> ' Date 10/23101-10/24101 Extraction EPA 5030 Matrix Water <br /> Concentration ug/L %Recovery <br /> Compound Amount RPD <br /> ' Sample MS. MSD Spiked MS MSD <br /> SamplelD 102301 Instrument GC-10 <br /> Surrogate ND 980 930 10000 98 93 5 2 <br /> tent-Amyl Methyl Ether ND 123 122 1000 123 122 0 8 <br /> t Methyl telt-Butyl Ether ND 108 109 1000 108 109 09 <br /> Ethyl tert-Butyl Ether ND 123 122 1000 123 122 08 <br /> DI-isopropyl Ether ND 11 2 112 1000 112 112 00 <br /> Toluene ND 11 0 10 9 1000 110 109 09 <br /> Benzene ND 100 100 1000 100 100 00 <br /> '• Chlorobenzene ND 102 101 1000 1 102 101 i 1 0 <br /> Trichloroethane ND 8 3 8 3 1000 83 83 00 <br /> ' 1,1-Dlchloroethene ND 11 3 114 1 1000 113 114 1 09 <br /> 1 <br /> 1 <br /> 1 <br /> 1 <br /> 1 <br /> • LS-Sample <br /> Re covery (A <br /> = RmountSpiked 100 <br /> {ASS—ALSO} <br /> RPD= 2100 <br /> ' (ALS+AdSD) <br /> RPD means Relative Percent Deviation <br />