4,4'-MDI, 1000mg Back Catalog number: 682730 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 8718.10-100-IO Prometryn-d14 (di-iso-propyl-d14), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1202864-57-0 Price on request 673886 Pyraclostrobin, 100mg Price on request S-4295-5K-DC PAH/PCB Internal Standard Mix 2006,12 3,3’,4,4’-Tetrachlorobiphenyl PCB 77 0978,10 Naphthalene-d8 0389,14 Phenanthrene-d10 1337,16 Fluoranthene-d10 1088,20 Benzo[a]pyrene-d12 1330,22 Dibenz[a,h]anthracene-d14 Concentration: 5000 µg each/mL in Price on request