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su erior Pt cision Ana/ icaP/nc. <br /> P .Y�' - <br /> 1555 Burke Unit I • San Francisco California 94124 ■ (4 15) 647-2081 /fax {4 15) 821-7 123 <br /> EPA SW-846 METHOD 8240 - VOLATILE ORGANICSY <br /> Quality Assurance and Control Data - Soil <br /> Laboratory Number 15038 <br /> Method Spike <br /> Compound Blank RL Recovery Limits RPD <br /> (ug/kg) (ug/kg) M <br /> Chloromethane: ND<50 50 <br /> Bromomethane: ND<50 50 <br /> Vinyl Chloride: ND<50 50 <br /> Chloroethane: ND<50 50 <br /> Methylene Chloride: ND<50 50 <br /> Acetone: ND<50 50 <br /> Carbon Disulfide: ND<15 15 <br /> Trichlorofluoromethane: ND<15 15 <br /> 1, 1-Dichloroethene: ND<15 15 108/104 59-172 4% <br /> 1, 1-Dichloroethane: ND<15 15 <br /> t-1,2-Dichloroethene: ND<15 15 <br /> Chloroform: ND<15 15 <br /> 0Dichloroethane: ND<5 5 <br /> L-tanone: ND<100 100 <br /> 1, 1, 1-Trichloroethane: ND<15 15 <br /> Carbon tetrachloride: ND<15 15 <br /> Vinyl Acetate: ND<50 50 <br /> Bromodichloromethane: ND<15 15 <br /> 1, 2-Dichloropropane: ND<15 15 <br /> c-1, 2-Dichloroethene: ND<15 15 <br /> c-1, 3-Dichloropropene: ND<15 15 <br /> Trichloroethene: ND<15 15 113/111 62-137 2% <br /> Dibromochloromethane: ND<15 15 <br /> 1, 1, 2-Trichloroethane: ND<15 15 <br /> Benzene: ND<5 5 108/108 66-142 0%- <br /> t-1, 3-Dichloropropene: ND<15 15 <br /> Bromoform: ND<15 15 <br /> 4-Methyl-2-Pentanone: ND<50 50 <br /> 2-Hexanone: ND<50 50 <br /> i <br /> Page 6 of 7 <br /> Certified Laboratories <br />