C.I. Sulphur Black 1(53185)

 

Properties

 

Bright-black flake or grain, insoluble in water and alcohol. It is the green-black colour when it soluble in solution of sodium sulfide.

 

Qulity standard  HG/T3427-2001

 

Appearance:

Bright-black flake or grain

 

Shade:

no difference as the standard

 

Strength, score:

100 as the standard product

 

Moistness, %:

≤6

 

Insoluble matters in the solution of sodium sulfide, %:

≤0.3

 

 

Fastness of dyes on cotton fabrics:

 

Dyeing depth, %

Res-

Resistance washing with soap at 95°C

Resistance perspiration

Rubbing

Ironing at 200°C

istance Sunlight

acid

alkali

 

Change

Stain on cotton

Stain on wool

Change

Stain on cotton

Stain on wool

Change

Stain on cotton

Stain on wool

Dry

wet

Change (after 4 hours)

6

6

3-4

4

4-5

4

4-5

4-5

4

4-5

4-5

2-3

1-2

4

 

Uses

 

Mainly used dyeing on cotton, also used dyeing on cambric, viscose and vinylon.

 

Starage and transportation

 

It must be store in drying and ventilation preventing from sunlight directly, moisture or hot. Must be careful with it and prevent from damaging the packing.

 

Packing

 

In iron drums of 25kg or 50kg net each lined with plastic bag.