4,4'-Diaminodiphenylmethane, 250mg Back Catalog number: 676926 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended L20015600IO PCB No. 156, 10µg/ml in Isooctane, 10ml Price on request 12022.6-K-ME 1-Methoxy-2-propyl acetate,1000 µg/mL,MeOH,1mL, Price on request 95161 2,4,5-Trichlorophenol Price on request