COD Calibration Standard Back Catalog number: 50255 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0787.30-100-IO 18ß(H)-Olean-12(13)-ene, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 471-68-1 Price on request 678195 Bilanafos sodium salt, 100 µg/ml, Methanol, 1ml Price on request 70486 trans-1,4-Dichloro-2-butene Price on request