Bromide (Br-)

Dopamine,1000 µg/mL,MeOH with 5% 1 M HCl,1mL,

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

Perfluorooctadecanoic acid, 50mg