PCB Mix 50 ppb Back Catalog number: 95017 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 56064 Gadolinium (Gd) Price on request 10629.12-50-NN 1,2,3,4,6,7,8-Heptachlorodibenzo-p-dioxin ,50 µg/mL,n-nonane,1mL, Price on request PCB-IS-C Mass-Labelled PCB Syringe Spike Solution, 1.2ml, nonane Price on request