Duasyn® Acid Black SDL by Heubach is an acid dye (salt of a sulfuric, carboxylic or phenolic organic acid). Typically soluble in water and possesses affinity for amphoteric fibers. Duasyn® Acid Black SDL is recommended... view more

Duasyn® Black A-RG by Heubach is a solvent soluble metal complex dye. Shows very good solubility in alcohols, MEK, ketones and glycol esters. Exhibits acid, alkali and light fastness. It offers high... view more

Duasyn® Black BL-SF liquid by Heubach is a black colored salt-free, water-soluble dye. Exhibits high purity (no insoluble components) and high surface tension. Highly recommended for use in ink-jet inks... view more

Duasyn® Black HEF-SF liq. by Heubach is monoazo standard black organic dye. It has low salt content and exhibits light fastness. Offers high purity, high surface tension, high tinctorial strength and brilliancy... view more

Duasyn® Black KRL-SF liquid by Heubach is a black colored disazo grade. It is a salt-free, water-soluble dye with high purity (no insoluble components) and high surface tension. Highly recommended for use in... view more

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® Direct Black HEF-SF liquid by Heubach is a black colored trisazo, salt-free, water-soluble dye with high purity (no insoluble components) and high surface tension. Duasyn® Direct Black HEF-SF liquid is highly recommended for use in... view more