2,2',5,5'-Tetrachlorobenzidine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 15721-02-5

CONOSTAN 1000ppm Standard, Si, 50g

Dutch seven F-PCBs mixture 7 components, each 10µg/mL in isooctane 2228.12 3'-F-PCB 28 2660.12 3-F-PCB 52 8353.12 3'-F-PCB-101 2865.12 5'-F-PCB 118 2871.12 5'-F-PCB 156 2746.12 3'-F-PCB 166 3730.12 5'-F-PCB 190

Benzyl 2-hydroxybenzoate-3,4,5,6-d4, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 1219802-40-0