1,3-Butadiene Back Catalog number: 33004 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended XA15171150AL Metolachlor-2-ethoxy 100ng/µL in Acetonitrile. 1ml Price on request 8964.23-100-ME 3-Chloro-1,2-propandiol-2-monogadolenate, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request T542500 Topotecan Hydrochloride, 5mg Price on request