Atrazine-desisopropyl, 100µg/ml in AL, 5ml

1,3,5-Tris(2,2-dimethylpropanamido)benzene, 100mg

Hexachlorobenzene (HCB), 10µg/ml in CY, 10ml

Tribromoethylene,1000 µg/mL,MeOH,1mL,