亚洲自拍电影网站,欧美视频 偷窥自拍视频,日韩图片自拍视频,亚洲高清揄拍自拍-手机看片福利一区二区三区,色一情一伦一区二区三,久久婷婷成人综合色,国产午夜视频在线观看

Product Categories

Product Categories >> Reactive Dyes

Wool reactive dyes

Recommend dyeing process:

A: Levelling agent WL: 1-2%   Acetic Acid: 0.5-4%   Ammonium sulphate x% PH=3.5-4.5

B: Wool Reactive Dye: y%

C: Ammonia Water or sodium carbonate (4-8%) PH=8.5-9