Leuco Sulphur Green 9

Leuco Sulphur Brown 87 Leuco Sulphur Green 11 Copper, 5-[(4-hydroxyphenyl)amino]-8-(phenylamino)-1-naphthalenesulfonic acid-sodium polysulfide condensate complexes, leuco derivs. Phenol, 4-(phenylamino)-, sulfurized, leuco deriv. Leuco Sulphur Green 7

Leuco Sulphur Brown 95 Leuco sulfurized phenols copper complexes 1-Naphthalenesulfonic acid, 5-[(4-hydroxyphenyl)amino]-8-(phenylamino)-, reaction products with sodium sulfide (Na2(Sx)), leuco derivs. Leuco Sulphur Brown 94