Sudan 2, certified, 0.25g Back Catalog number: C16986102 Availability: In the manufacturer's stock Price on request - + Recommended 43027 GC/MS Calibration Standard Mix #1 Price on request 3431.9-100 MCPA, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 94-74-6 Price on request 92069 Fluoranthene, 100µg/ml in Acetonitrile, 1ml Price on request