reagents
(Ratio:100 ml/1g)
concentration temperature time apprearance Comparing with other fibres
℃ min
1 Sodium hypochlorite 1 M 20 30 No change Similar to linen,cotton, etc.
2 Sodium hypochlorite 1 M 100 30 Being dissolved intolimpid colloid Similar to silk, wool, etc.
3 Sulfuric acid 75% 20 30 Being slightly swelled Similar to acrylic
4 Sulfuric acid 75% 100 30 Being dissolved Similar to linen, cotton, etc.
5 Sodium hydroxide 2.5% 20 30 No change Similar to linen, cotton, etc.
6 Sodium hydroxide 2.5% 100 30 Being dissolved intolimpid colloid especial
7 dimethylformamide 20 30 No change Similar to linen, cotton, etc.
8 dimethylformamide 100 30 Being dissolved intolimpid colloid especial
9 dimethylformamide Boiling 30 Being dissolved intolimpid colloid especial
10 dimethylformamide Being boiling for 30 min before clean, then in 5%Sodium hydroxide again for 5 min Being dissolved Similar to silk, wool, etc.
Remark: Quoted from SHCIQH 0003—200l《牛奶纤维纺织品定性检验方法Qalitative analysis method for milk protein fibres textile》 学习啦,谢谢分享
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