4,4'-Diaminodiphenyl sulfide, 250mg Back Catalog number: 676773 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 10824.16-100MG Cefotaxime sodium salt, 100mg Price on request 19600-5ML Butylbenzene,anal. std., 5ml Price on request 673569 Ethion, 10.0 µg/ml, Ethyl acetate, 10ml Price on request