2,2',3,4',5',6-Hexachlorobiphenyl (149)

2,4,7-Trimethyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 216983-03-8

Arsenic (As)

Butocarboxim, 100 µg/ml, Acetonitrile, 5ml