7H-Perfluoroheptanoic acid, 50µg/ml in MeOH, 1ml Back Catalog number: 2835.7-50-ME Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 9305.22-10MG D-Propoxyphene Price on request 1934.5-1MLX5 1-(Trifluoroacetyl)imidazole, neat, Solvent-neat, Unit 1mL, # of units-5, Cas.no. 1546-79-8 Price on request 3805.9-K-IO Monomethyl phthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 4376-18-5 Price on request