2',3,4-Trichlorobiphenyl (33)

4-Methylbenzothiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 14315-11-8

Malathion, 100 µg/ml, Toluene, 1ml

ASTM D-2887 Column Test Standard