4,4'-MDI, 1000mg Back Catalog number: 682730 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended DF-1238-S 1,2,3,8-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request 12040.22-10MG Vitamin A acetate,neat,neat,10mg, Price on request 8537.16-K-IO n-Butyl iso-butyl phthalate (n-Butyl 2-methylpropyl phthalate), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 17851-53-5 Price on request