• Acid Black 2 Nigrosine Black Crystal for Leather
  • Acid Black 2 Nigrosine Black Crystal for Leather
  • Acid Black 2 Nigrosine Black Crystal for Leather
  • Acid Black 2 Nigrosine Black Crystal for Leather
  • Acid Black 2 Nigrosine Black Crystal for Leather
  • Acid Black 2 Nigrosine Black Crystal for Leather

Acid Black 2 Nigrosine Black Crystal for Leather

Colour: Black
Appearance: Granular
Usage: Leather, Paper, Ink
Application Material: Leather
Name: Acid Black 2
Content: 100%
Samples:
US$ 1/Bag 1 Bag(Min.Order)
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Customization:
Diamond Member Since 2013

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Basic Info.

Model NO.
acid black 2
Type
Black
Chemical Construction
Nigrosine Black
C.I.No.
50420
Transport Package
25kg/Bag, Drum, Carton
Specification
25kg
Trademark
EMPEROR
Origin
China
HS Code
32041200
Production Capacity
80000mt/Year

Product Description

Product Name: Acid Black 2, Nigrosine Black Crystal
C.I. No.: 50420
CAS No.: 8005-03-6
Molecular Formula: C22H14N6O9S2-3.2[NA]
Molecular Weight: 616.49
 
Shade:Black
 
Relative name: Acid Black No 2;Acid Black WR;Acid Nigrosine;Acid Nigrosine 02P Cryst;Acid Nigrosine Black;ADC Nigrosine Black-B;Akacid Nigrosine WB Cryst;Akacid Nigrosine WB Pdr/Cryst;Classic Acid Black ;ConacidBlacB;Cylcotone Black WSY Liq;Dayglo Add Black 2 ;Dinacid Nigrosine WS;Dyacid Nigrosine NBS Xtals;Dycosacid Nigrosine NBL;Elgacid Nigrosine WS [B] ;Haricid Nigrosine Black;Leadacid Nigrosine WS Pdr/CrystLiq;Lecotan Black[DP];
 
Acid Black 2
Standard  
Fiber
Soaping Persperation Fastness Oxygen bleaching Light
Fastness
Fading Stain
ISO Wool 4 - -   5
 
Properties: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.
 
Applications:
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.

Acid Black 2 Nigrosine Black Crystal for Leather



Acid Black 2 Nigrosine Black Crystal for Leather
Acid Black 2 Nigrosine Black Crystal for Leather
Acid Black 2 Nigrosine Black Crystal for Leather




 

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