Crotonaldehyde Back Catalog number: 94454 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2052.8-K-IOX5 4-Ethylphenol-2,3,5,6-d4, OD, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-5, Cas.no. 340256-40-8 Price on request 2893.18-100-IO Di-n-pentyl phthalate-3,4,5,6-d4, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 358730-89-9 Price on request 675464 Clindamycin hydrochloride, 50mg Price on request