2,4-DB Back Catalog number: 83563 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3212.18-K-IO 9-trans,12-trans-Octadecadienoic acid, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 506-21-8 Price on request 50591 Copper (Cu) - 2 PPM Price on request 55160 WP & DMRQA Low Level Chlorine Price on request