2,4-DB Back Catalog number: 83573 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675861 Pefloxacin mesylate dihydrate, 100mg Price on request 684348 1-Bromo-2-chloroethane, 100 µg/ml, Methanol, 1ml Price on request 92007 Ethanol Price on request