Quinone dye compsns - in dry form

摘要

Preparation contains (a) quinone deriv. of formula: (where X is halogen, 2 is O or =N,X, =N-alkyl, where Y is H, halogen, alkyl, alkoxy or NO2, R1 to R4 are H, halogen, alkyl, alkoxy, or phenyl or R1 and R2 or R3 and R4 can forma condensed benzene ring) (b) an inorganic hydratable salt (c) tensides and (d) opt. dust-removing agent.