Internal Standard Back Catalog number: 96651 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 672891 Thiodicarb, 250mg Price on request 675402 Fenpropimorph, 100 µg/ml, Acetonitrile, 5ml Price on request 682913 Dithianon, 100 µg/ml, Acetonitrile, 5ml Price on request