Mass-Labelled PCB Solution, 1.2ml x 1000ng/ml, nonane Back Catalog number: PCB-SS-A Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 677297 Difluoroacetic acid, 100mg Price on request 9305. Dextropropoxyphene, , Solvent-, Unit , # of units-, Cas.no. Price on request 93928 Alcohol Standard Price on request