Difenzoquat methylsulfate Back Catalog number: 70649 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended N-12319-250MG Lindane (BHC gamma isomer), 250mg Price on request 675595 Tridemorph, 100 µg/ml, Ethyl acetate, 5ml Price on request DF-IS-D40 Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request