Direct Red 28, certified, 0.1g Back Catalog number: C12965400 Availability: In the manufacturer's stock Price on request - + Recommended 2027.4-K-IO Hexachloro-1,3-butadiene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 87-68-3 Price on request 33891 a,a,a-Trichlorotoluene Price on request 678426 Heptachlor, 100 µg/ml, Acetonitrile, 1ml Price on request