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 674700 Dichlorprop, 250mg Price on request DF-IS-B200 Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request 675427 Diclofop free acid, 100mg Price on request