Praseodymium (Pr) Back Catalog number: 57059 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1892.12-100-AN Endrin, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 72-20-8 Price on request 3197.11-K-IO 10-cis-Undecenoic acid, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 112-38-9 Price on request 72797 2-Bromo-3-chloropropene Price on request