Carbon (C)

Benzo[b]naphtho[1,2-d]thiophene, 10mg

1,2,3,4,6-Pentachloro[13C12]dibenzofuran, 1.2ml x 1ug/ml, nonane

Sodium 1H,1H,2H,2H-perfluorodecylphosphate, 1.2ml x 50ug/ml, methanol