4,4'-MDI, 1000mg Back Catalog number: 682730 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended X9228 Phenol, 100µg/mL in MeOH, 1ml Price on request 0357.10-K-IO 3,5-Dimethylbenzothiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1964-45-0 Price on request 2973.8-100-IO 2,4,5-Trichlorophenoxy-3,6-d2-acetic-d2 Acid, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 358731-37-0 Price on request