4,4'-Diaminodiphenyl sulfide, 250mg Back Catalog number: 676773 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 674830 D-(+)-Trehalose dihydrate, 250mg Price on request L15560000CY Nitrofen, 10µg/ml in Cyclohexane, 10ml Price on request 2216.10-K-T 1-Nitronaphthalene-d7, 1000µg/ml in Toluene, 1ml Price on request