1,3,5-Trichlorobenzene, certified, 0.25g

Thiophenol

Dinaphtho[2,1,8,7-defg;2',1',8',7'-opqr]pentacene, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 188-91-0

Ammonium (NH4+)