Stripping Of Reactive Dyes

Date:Aug 21, 2019

Any Reactive dye containing a metal complex should first be boiled in a solution of a metal multivalent chelating agent (2 g/L EDTA). It is then thoroughly washed with water before alkaline reduction or oxidative stripping treatment. Complete stripping is usually carried out at elevated temperatures in alkali and powder for 30 minutes. After reduction and stripping, adequately clean. It is then subjected to cold bleaching in a sodium hypochlorite solution.

HANGZHOU TIANKUN CHEM is manufacturer for reactive dyes. Any inquiry, feel free to let us know.