Methods of leuco-oxidizing, solvent treating, ball milling and acidtreating are used for pigmentation of Vat Blue RS .
还原蓝RS颜料化主要采用了隐色体氧化法、溶剂处理法、球磨法和酸处理法。
2
The insoluble tea-leaf dietary fiber is prepared from tea leaves serving as raw materials by drying, coarse grinding, acidtreating, alkali treating, degreasing, decoloring, drying and crushing.