Cation Mix

Isofenphos, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 25311-71-1

Mass-Labelled PCDD/PCDF Solution/Mixture, 1.2ml , nonane

rac 3,4-Dihydroxymandelic Acid, 500mg