Appearance: Yellow PowerPurity: 98% minMelting Point: 137.0 ∼ 141.0ºCAlcohol Insolube Matter:  0.1% maxHydrochloric Acid Insoluble Matter: 0.1% maxWeight lose on drying: 0.5% maxApplications : the goods azoic dyes for color-based, mainly cotton fabric used for the printing of staining reagent, pigment used in the manufacture of fast, purplish red, yellow, black organic pigments.

Nature: Soluble in acetone and insoluble in alcohol, ethyl acetate, acetic acid and boil benzene, petroleum ether insoluble.

Packing: 25kg per Carboard drum.

Fast Red B Base