EPA Method 513 Calibration Kit, 6 x 500ul, nonane Back Catalog number: EPA-513CVS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 50744 Copper (Cu) - 7 PPM Price on request DF-124678-S 1,2,4,6,7,8-Hexachlorodibenzofuran , 1.2ml x 50ug/ml, toluene Price on request C11320000 Chloridazon, 250mg Price on request