4,4'-DDA, 100mg Back Catalog number: 681820 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 3356.14-100-DC 4,4'-DDD (=TDE), 100µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 72-54-8 Price on request 676773 4,4'-Diaminodiphenyl sulfide, 250mg Price on request 10223.14-100MG n-Heptyl 4-hydroxybenzoate, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 1085-12-7 Price on request