2,4-DB Back Catalog number: 83563 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0389.14-K-IOX10 Phenanthrene-d10, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 1517-22-2 Price on request 677945 TFNA-AM, 10.0 µg/ml, Acetonitrile, 10ml Price on request 9318.10-100-AN Clofibric-d4 acid, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1184991-14-7 Price on request