D8-1,4-Dioxane, 250mg Back Catalog number: 681329 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 673667 Piperonyl butoxide, 10 µg/ml, Ethyl acetate, 10m Price on request D479975 2,4-Dinitrophenylhydrazine, 98%, 25g Price on request 673525 Chlorpyrifos, 10.0 µg/ml, Ethyl acetate, 10ml Price on request