Ponceau 4RC (E124), certified, 0.1g

Naphthol AS-D, 100mg

2,2',4,4',5,6'-Hexachlorobiphenyl ,100 µg/mL,isooctane,1mL,

1,2,3,4,6,8-Hexachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene