Atrazine-2-hydroxy, 100µg/mL in MeOH, 1ml

Pentoxazone, 10mg

Dibenz[a,h]anthracene-d14, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 13250-98-1

2,2',3,4',5,6'-Hexachlorobiphenyl,100 µg/mL,isooctane,1mL,