Mass-Labelled PCB Extraction Standards, 1.2ml, nonane Back Catalog number: PCB-LCS-H Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 93460 525.5 Utah Standard Price on request 1932.4-1ML Trifluoroacetic anhydride, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 407-25-0 Price on request 50470 ICP Mix - 1.0 µg / mL Price on request