... % aqueous) : 7.0-9.0 Apply to acid dyes, polyamide fiber dyeing wool and blended fabric. ... value (1% aqueous) : 7.0-9.0Characteristics of acid dyes1, have affinity, for nylon, wool fabrics even ... move color, can improve the compatibility of the acid dyes sex, thus to avoid dyeing not divide ... evenly3, used in acid, metal complex, etc. Various kinds of dye, ...