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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 /> httn//www mccamnbell com E-mail n=n@a mccampbell corn <br /> 1 . <br /> QC REPORT <br /> VOCs (EPA 824018260) <br /> ' Date 12122/99-12/23199 Matnx Soil <br /> Extracbon NIA <br /> Concentrabon ug/kg %Recovery <br /> CompoundAmount RPD <br /> Sample MS MSD Spiked MS MSD <br /> ' SamplelD 19776 Instrument: GC-10 <br /> Tolune 0 000 1000 1060 10000 100 106 58 <br /> Benzene 0 000 1070 1160 10000 107 116 I $ 1 <br /> Chlorobenzene 0 000 1100 1130 10000 110 113 27 <br /> Tnchloroethane 0 000 94 0 980 10000 94 98 42 <br /> 1,1-Dlchloroethene 0 000 800 870 �0000 80 87 84 <br /> tret-Amyl Methyl Ether I 0 000 830 800 100 00 i 83 80 37 <br /> Methyl fret-Butyl Ether 0 000 90 0 850 10000 I 90 85 57 <br /> . Ethyl tret-Butyl Ether 0 000 990 960 10000 it 99 96 31 <br /> DI-isopropyl Ether 0 000 1080 990 I 10000 108 99 87 <br /> I <br /> i <br /> I <br /> i <br /> I <br /> i <br /> ' {Ms—sample) <br /> %Re eovery= Am..wSpiked 100 <br /> (Ms—MSD) <br /> ' RP17= 2100 <br /> (Ms+MSD) <br /> RPD mans Relative Percent Dcmvon <br />