4,4'-Dibromobenzophenone, 250mg Back Catalog number: 677207 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended NK-LCS-T Mass-Labelled PCDD/PCDF Solution Mixture, 1.2ml, nonane Price on request 679858 2-Ethylhexyl diphenyl phosphate, 100 µg/ml, Metha Price on request 66021 PCB No. 21, 100µg/ml in Isooctane, 1ml Price on request