PCB No. 4, certified, 25mg Back Catalog number: C20000400 Availability: In the manufacturer's stock Price on request - + Recommended 3746.18-100-ME 9-Chloro- /10-Chlorooctadecanoic acid, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request 11914.10-K-ME Hordenine,1000 µg/mL,MeOH,1mL, Price on request 2010.12-500UL 1-Ethyl-4-fluorobenzene, neat, Solvent-neat, Unit 0,5mL, # of units-1, Cas.no. 459-47-2 Price on request