a mixture of: reaction product of 4,4′-methylenebis[2-(4-hydroxybenzyl)-3,6-dimethylphenol] and 6-diazo-5,6-dihydro-5-oxo-naphthalenesulfonate (1:2) and reaction product of 4,4′-methylenebis[2-(4-hydroxybenzyl)-3,6-dimethylphenol] and 6-diazo-5,6-dihydro-5-oxonaphthalenesulfonate (1:3)
mélange de: produit de la réaction entre 4,4′-méthylènebis[2-(4-hydroxybenzyle)-3,6-diméthylphénol] et 6-diazo-5,6-dihydro-5-oxo-naphthalènesulfonate (1:2) Produit de la réaction entre 4,4′-méthylènebis[2-(4-hydroxybenzyle)-3,6-diméthylphenol] et 6-diazo-5,6-dihydro-5-oxonaphthalènesulfonate (1:3)