亚洲精品国产suv一区88,国产精品无码免费专区午夜,好紧好爽好深再快点av在线,日韩精品无码一本二本三本色

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