DOW 624 Volatile Internal/Surrogate Standard Back Catalog number: 94200 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11931.12-50-AN N-Ethyl-N-(2-hydroxyethyl)perfluorooctylsulphonamide,50 µg/mL,acetonitrile,1mL, Price on request 678199 Pyribencarb, 100 µg/ml, Acetonitrile, 1ml Price on request 679112 Tetrachlorvinphos, 10.0 µg/ml, Cyclohexane, 10ml Price on request