4,4’-Methylenedianiline Back Catalog number: 94732 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended GS09000390DI PAH Mixture 390, 1000µg/mL in Dichloromethane, 5 x 1ml Price on request 11730.12-100-IO 2,3',4',5,5'-Pentachlorobiphenyl (= 2',3,4,5,5'-),100 µg/mL,isooctane,1mL, Price on request XA16996500AL Sulfamethazine, 100μg/mL in Acetonitrile, 1ml Price on request