* Which Setazol dyestuff combinations should be sellected for Green, Violet, Red and Turquoise High Light fastness colors?

Combination for High Light Fastness Reactive turquoise and green colors:

Setazol Yellow 4GL conz
Setazol Green GB
Setazol Blue LF

Combination for High Light Fastness Reactive red colors:

Setazol Yellow 3RS
Setazol Red 3BS
Setazol Red GF

Combination for High Light Fastness Reactive violet colors:

Setazol Blue RN
Setazol Red GF
Setazol Blue BRF-X

* Which Setazol Black(s) should be sellected for minimum color difference for a mixture of 50% Co/50% Cv material?

The exhaustion of Cv (Viscose) is higher than Co (Cotton) therefore to minimize color difference, must be sellected concentrated and different exhaustable dyes like combination of Setazol Black SBG + Setazol Black SBR.

* What are the important points while doing reduction clearing with Reduktan ACR?

Reduktan ACR is an innovative "Powder Acidic Reduction Clearing agent for washing Polyester fiber, yarn and fabrics. Thanks to its properties, Reduktan ACR can be added into dyeing bath at the end of dyeing process without drain the bath. Safe time, energy etc., gives excellent results for washing fastness even for very dark and critical shades.

a) Reduktan ACR should not be added into the dyeing bath when dyeing with small mollecule "carrier type" dyes. It must be added in a new fresh washing bath.

b) The pH of the reduction clearing bath must be pH 4.0. Control the pH before add Reduktan ACR and if it is neccessery, adjusted with Acetic Acid;

0.4 – 3 g/l Reduktan ACR
2 - 5 g/l Acetic acid (pH 4.0)
80 - 85°C, 20 minutes.