Duasyn® Black R-KRL Liquid by Heubach is a reactive anionic dye with good light fastness, high surface tension & brilliance and low salt content. Possesses the advantage over powder grades of being non-dusting... view more

Duasyn® Direct Black HEF liquid by Heubach is a black colored trisazo dye. Highly recommended for use in writing inks, polishes and fiber-tip & felt-tip pen inks, stamping inks and wood stains. Duasyn® Direct Black HEF liquid suitable for... view more

Duasyn® Red R-F3B Liquid by Heubach is a reactive, standardized anionic dye (monoazo). Exhibits good light fastness, high surface tension, brilliance and low salt content. Possesses the advantage over powder... view more

Duasyn® Yellow 3GF liquid by Heubach is a yellow colored disazo dye. Suitable for ink-jet inks. Duasyn® Yellow 3GF liquid is highly recommended for use in office supplies (writing inks, drawing inks, fiber-tip & felt-tip pen... view more

Duasyn® Yellow R-GL liquid by Heubach is a standardized non-dusting anionic dye with good light fastness, high surface tension and brilliance and low salt content. Does not need to be dissolved. Highly... view more