Mass-Labelled PCB Solution , 1.2ml x 20ng/ml, nonane Back Catalog number: PCB-SS-A20 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 1355.2-K-ME 1,2-Dichloroethane,1000 µg/mL,MeOH,1mL, Price on request 8570.17-100MG Ciprofloxacin,neat,neat,100mg, Price on request 0621.30-100-IO Onocerane II (8ß(H),14ß(H)), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 13384-96-8 Price on request