PCB No. 189, 10µg/ml in Isooctane, 10ml Back Catalog number: L20018900IO Availability: In the manufacturer's stock Price on request - + Recommended L20020900AL PCB No. 209, 10 ng/µl, 10ml Price on request NK-LCS-O Mass-Labelled PCDD/PCDF Solution Mixture, 1.2ml, nonane Price on request 8741.24-100MG Di-isooctyl phthalate (mixture of C8-isomers), neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 27554-26-3 Price on request