4,4'-Diaminodiphenylmethane, 250mg Back Catalog number: 676926 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 31056 EPA Method 552.1 - Surrogate Standard Price on request 681936 Chromafenozide, 10.0 µg/ml, Acetonitrile, 10ml Price on request 0332.18-K-IO n-Dodecylbenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 123-01-3 Price on request