WA EPH Fractionation Check Standard Back Catalog number: 51144 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-J100 Mass-Labelled PCDD Internal Standard Solution, 1.2ml, nonane Price on request 685064 epsilon-HCH, 10.0 µg/ml, Acetonitrile, 1ml Price on request 10938.20-100-ME EDDP-d3 perchlorate,100 µg/mL (as pyrrolinium) ,MeOH,1mL, Price on request