COD Calibration Standard

Bezafibrate, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 41859-67-0

Tefluthrin, 100 µg/ml, Ethyl acetate, 1ml

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