Mass-Labelled PCB Syringe Spike Solution, 1.2ml, nonane Back Catalog number: PCB-IS-C Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 677669 N,N'-Diphenyl-1,4-phenylenediamine, 250mg Price on request 1722.17-500-IO 1H-Cyclopenta[l]phenanthrene, 500 µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 235-92-7 Price on request 11618.24-10MG Spironolactone,neat,neat,10mg, Price on request