PCB Congeners & Hexachlorobenzene Mix #5

Ritalinic acid (threo), neat, Solvent-neat, Unit 200mg, # of units-1, Cas.no. 54631-24-2

2,3,3',5-Tetrachlorobiphenyl,100 µg/mL,isooctane,1mL,

Fenamiphos-sulfone, 50mg