Etridiazole

2,2',5,6'-Tetrachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 41464-41-9

Chloral hydrate Level 4

2,4,6,7-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane