4,4'-Dihydroxybiphenyl

4,4'-Dihydroxybiphenyl, 100 µg/mL in Methanol

2,5-Dihydroxybiphenyl

2,5-Dihydroxybiphenyl, 100 µg/mL in Methanol

2,3-Dibromo-5,6-dimethyl-1,4-benzoquinone Standard, 10 µg/mL in Acetonitrile

2,6-Dichloro-1,4-benzoquinone Standard, 10 µg/mL in Acetonitrile

2,5-Dibromo-(1,4)benzoquinone Standard, 10 µg/mL in Acetonitrile

2,2'-Binaphthyl, 50 µg/mL in Toluene

Thianthrene

7,8-Benzoquinoline