soda ash substitute for exhaust dyeing

Product Description

soda ash substitute for exhaust dyeingDA-GS**0

Substitute of soda ash DA-GS**0 is a high concentration fixing alkali for reactive exhaust dyeing, it shows excellent permeability, solubility and buffering property, and less dosage when fixing, only 1/*0—1/5 dosage of soda ash. It is better than Sodium Carbonate because of the dyeing leveling, color fastness, color freshness and applicable operation.

Property

1.apearance        White powder

2.pH value          *2.***3.0(1% solution)

3.Solubility         freely soluble in water 

Characteristic

1.Strong buffering property, slightly pH change of the dye solution.

2.Less dosage, only 1/*0—1/5 dosage of soda ash. Reduce production costs and labor intensity.

3.APEO free, it’s an environmental friendly product.

Application

Recommended dosage: 2.**4.0g/L

   Notification:

1. Suggest adding DA-GS**0 twice, once is half dosage, in order to ensure color depth and uniformity.
2. For some special dyes, such as reactive yellow SGE, when use substitute of soda ash, there will be some deviation of color hue. So need to add some of soda ash, dosage is about ****5% of traditional soda ash fixing method.