Chlortoluron-d6 (N,N-dimethyl-d6), 100µg/ml in MeOH, 1ml

Hexachloro-1,3-butadiene, 100µg/mL in MeOH, 1ml

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

n-Octacosane, 250mg