PCB standard

Dicodeine sulfate, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 1420-53-7

Isodrin, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 465-73-6

N-2,4-Dimethylphenyl-N'-methylformamidine HCl, 10.