1-Hydroxybenzotriazole monohydrate, 100mg

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

PCB 30, 10µg/ml in Cyclohexane, 5ml

4,4'-Dibromodiphenyl ether, 1.2ml x 50ug/ml, nonane