PCB No. 18, certified, 25mg Back Catalog number: C20001800 Availability: In the manufacturer's stock Price on request - + Recommended 59089 Feeds Standard #6 Price on request 677939 Chlorpyrifos-methyl, 250mg Price on request 4PM200 2,2',3,3',4,5,6,6'-Octachloro-4'-methoxybiphenyl, 1.2ml x 50ug/ml, nonane Price on request