Ethylene bis(tetrabromophthalimide), 50µg/ml in Toluene, 1ml

2,3,3',4',5,5',6-Heptachloro-4-methoxybiphenyl, 1.2ml x 50ug/ml, nonane

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

Sulfometuron methyl