Perfluorohexylphosphonic acid, 50µg/ml in MeOH, 1,2ml Back Catalog number: PFHXPA Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 15900-3680-10AN10 Paraoxon-methyl, 10µg/ml in Acetonitrile, 10ml Price on request 11790.12-50-NN 2,4,4'-Trichlorobiphenyl ether,50 µg/mL,n-nonane,1mL, Price on request 50125 pH 1.0 Standard @ 25°C Price on request