1,3-Butadiene Back Catalog number: 33004 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2798.22-K-ME Dexamethasone, 1000µg/ml in MeOH, 1ml Price on request 2519.6-500MG 4-Aminophenol, neat, Solvent-neat, Unit 500mg, # of units-1, Cas.no. 123-30-8 Price on request 2496.14-K-ME Di-n-heptyltin dichloride, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 74340-12-8 Price on request