2,2',5,5'-Tetrachlorobiphenyl-3,4,6-d3

2,4,5-Trichlorophenol, 100 µg/ml, Methanol, 5ml

Dimethyl phthalate-3,4,5,6-d4, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 93951-89-4

Benzothiazole, 1000mg