Position:Material resources
Cotton / difficulty of coloring of wool blending fabric and classical craft are
From; Author:Stand originally
Classical coloring prescription is fabric of blending of cotton / wool: Dye 2 % (O.w.f) , l of Na2SO4 40g / , PH is caught to be worth first 8, l of / of alkaline agent Na2CO3 15g, temperature 60 ℃ , bath compares 20: 1, coloring time 90min.
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