Tobias acid (2-amino- tly soluble in water, good solubility in hot water. Easily soluble in alkali-creating correspondence sulfonate, then coupling to lithol scarlet with 2-naphthol. Usage: for dyestuff intermediates, j-acid, lithol scarlet, naphthol and reactive orange38, red141, 196, 220, etc Price on 100% induetrial basis , minimum content 97%