Mass-Labelled PCB Solution , 1.2ml x 100ng/ml, nonane Back Catalog number: PCB-SS-A100 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 3431.9-100 MCPA, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 94-74-6 Price on request X9181 1,4-Phenylenediamine Price on request VHG-SDSL-15-100 Sulfur, 15µg/g (0.0015 wt%) in Diesel Fuel, 100ml Price on request