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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_mecampb_ell.coin E-mail:main@mccampbell.com <br /> 1 - <br /> • QC REPORT <br />' VOCs EPA 8240/8260 <br />' Date: 01/14/02 Extraction: EPA 5030 Matrix: Water <br /> Concentration: ug/L %Recovery <br /> Compound Amount RPD <br /> Sample: MS MSD Spiked MS MSD <br />' SamplelD: 11402 Instrument: GC-10 <br /> Surrogate NO 110.0 109.0 100.00 110 109 0.9 <br /> tert-Amyl Methyl Ether NO ? 10.0 10.4 10.00 100 104 3.9 <br /> Methyl tett-Butyl Ether ND 9.1 9.5 10.00 91 95 4.3 <br />' Ethyl tert-Butyl Ether NO 11.0 11.4 10.00 110 114 3.6 <br /> Di-isopropyl Ether NO 10.2 10.4 10.00 102 104 1.9 <br />' Surrogate NO 110.0 109.0 100.00 110 109 0.9 <br /> Toluene NO 9.3 9.3 10.00 93 93 0.0 <br /> lieBenzene NO 9.6 9.7 1 10.00 96 97 1.0 <br /> Chlorobenzene NO 9.9 10.1 10.00 99 101 2.0 <br /> Trichloroethene NO 8.6 8.8 10.00 86 88 2.3 <br />' 1,1-Dichloroethene NO 7.9 8.0 10.00 79 80 i 1.3 <br /> i <br /> I <br /> (Iff-S-ple) <br /> %Re oovery= AmouxiSpiked '100 <br /> (AIS-A&D) <br /> RPD= •2.100 <br /> (A&+AVSD) <br /> RPD wLm Relative Pawmt Deviation <br />