Dyeing was te water is preliminarily treated with CO₂ absorption for the neutralization of alkalinity and with foam separation for the removal of foam-forming substances such as detergents and dispersing agents.
For the sulfur dyeing waste, the ad...
Dyeing was te water is preliminarily treated with CO₂ absorption for the neutralization of alkalinity and with foam separation for the removal of foam-forming substances such as detergents and dispersing agents.
For the sulfur dyeing waste, the adsorption process with coal briquette ash is applied 85% of COD and 83% of color is removed.