High Performance Acid Black 2 Manufacturer Nigrosine Black Nylon Silk Leather Dyes

• CAS No.: 1064-48-8
• Colour: Black
• Appearance: Powder
• Usage: Leather, Textile
• Application Material: Leather
• Content: 100%
• Model NO.: ACID BLACK JDC-BLACK 002
• Transport Package: 25kgs Carton Box
• Trademark: JADECHEM
• Origin: China
• HS Code: 3204120000
• Production Capacity: 10000mt/Year

Product Description

Product: acid black 2, Nigrosine black, both powder and crystal form, keep on supplying high performance dyes around 20 years 
with guarantee of quality and credit

Properties: black powder or granule

Black with flash in the granular, a violet is soluble in water, soluble in ethanol is blue. The strong sulfuric acid dyes is blue, it will be diluted and the generated purple precipitation. Blue light purple in aqueous solution, and sodium hydroxide show dark purple precipitation. Mainly used for leather dyeing. Also applies to paper, wood, soap, electrical-controlled aluminum, wool and silk dyeing of content, but also can be used in the manufacture of ink.

Standard	Light Fastness	Soaping		Persperation Fastness	Oxygen bleaching		Fastness to seawater
		Fading	Stain		Fading	Stain	Fading	Stain
ISO	5	4					4