Perfluoro-3,6-dioxaheptanoic acid (NFDHA), 1.2ml x 50ug/ml, methanol Back Catalog number: 3,6-OPFHPA Availability: In the manufacturer's stock Price on request - + Recommended 2894.24-K-IOX5 Bis(2-ethylhexyl) phthalate-3,4,5,6-d4,1000 µg/mL,isooctane,1mL, Price on request 9007.6-2K-DC N-Nitrosodi-n-propylamine, 2000µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 621-64-7 Price on request 0009.16-10MG 1-Nitropyrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 5522-43-0 Price on request