Vat black 16

Vat black 16 With metallic luster of black powder. Insoluble in water, Xylene, slightly soluble in Pyridine for blue, brown light red fluorescence. In concentrated sulfuric acid to dark purple. Alkaline reduction leuco for red light blue; Acid reduction leuco for red light brown.

Applications

Mainly used for cotton, vinylon, viscose fiber and fabric dyeing and printing, and can also be used to dark gray discharge printing.

Usage

Vat dyes mainly used for the coloring of various plastics, such as polystyrene, polycarbonate, ABS resin, and cellulose acetate. It can also be used to color the original pulp of polyester fiber

Package

25KG/DRUM, CARTON BOX, BAG

Precaution

• ‍The color change after ironing or mercerizing is not suitable for the main color, and the amount of color matching should not be too much. Attention should be paid to the yarn-dyed cloth that needs mercerizing after dyeing.
• The reduced direct black SNA should be stored in a dry and ventilated place to avoid moisture.

Technical Specifications

• ‍Product Name: Vat Black 16
• C.I. No.:Vat Black 16
• CAS No.:1328-19-4
• Molecular Formula:C20H9BrClNO2S
• Molecular Weight:442.71296
• Relative Name:vat black 16;Mikethrene Grey 3B;Nihonthrene Grey 3B;Paradone Grey 3B;Tyrian Grey I 3B;Dycosthren Grey 3B;Navinon Black SNA;Navinon Grey 3B‍