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RYBACID BLACK VL

Illustration on wool
      

4,0%

   
 
Characteristic
C. I. Acid Black 26
C. I. No. 27070
CAS No. 6262-07-3
Chemical Class Azodye
 
Properties
Solubility (g/l at 90°C) 40
Levelling 2-3
Dyeing method - wool IV

 

Fastness wool
standard depth 1/25 1/12 1/6 1/3 1/1 2/1
Light Xenotest         4  
  wool
standard depth 1/1
Water 4 4 4-5
Washing 40°C 4 5 4
Perspiration acid 4-5 5 4-5
Perspiration alkaline 4-5 5 4-5
Sea water 3-4 4 4-5
Hot pressing dry after 4h 4-5Y    
Rubbing dry     4
Milling alkaline, mild 3 4-5 4
Carbonizing 4Y 3-4Y  
Decatizing 4    
Dry cleaning 4-5    

 

Application possibilities
Wool IV 
Wool IV
suitable  partially suitable  unsuitable
 
Testing methods
Solubility
The figures express solubility of dye in grams of dissolved dye in one liter distilled water at 90°C
   
Levelling
The given figures mean:
5 - excellent levelling
4 - very good levelling
3 - good levelling
2 - lower levelling
1 - poor levelling
   
Fastness standards
Light Xenotest ISO 105-B02-1994
Water ISO 105-E01-1994
Washing ISO 105-C03-1989
Perspiration ISO 105-E04-1994
Sea water ISO 105-E02-1994
Ironing ISO 105-X11-1994
Rubbing ISO 105-X12-1987
Milling DIN 54 040
Carbonizing ISO 105-X02-1993
Decatizing ISO 105-E10-1994
Dry cleaning ISO 105-D01-1993
   
The fastness figures in the tables show:
fastness to light other fastness
1 - very poor 1 - poor
2 - poor 2 - moderate
3 - moderate 3 - fairly good
4 - fairly good 4 - good
5 - good 5 - very good
6 - very good
7 - excellent
8 - unsurpassed
   
The individual values at fastness data mean:
first number - change of shade
second number - staining on undyed adjacent woolen material
third number - staining on undyed adjacent cotton material
 
At carbonizing the figures mean:
first number - change of shade before neutralizing
second number - change of shade after neutralizing
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