Mass-Labelled PCB Sampling Standard, 1.2ml, nonane Back Catalog number: P48-SS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 93959 Semi-Volatile Standard Price on request 2698.19-K-ME Nortriptyline hydrochloride, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 894-71-3 Price on request 9092.14-100-IO Butylphenyl methylpropional, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 80-54-6 Price on request