拔白 meaning in Chinese

white discharge

Its solubility in the water of 90 is more than 100g litre and it can dissolve in alcohol . with good dye levelling performance and better white discharge character , it is sensitive to copper and iron hydronium , thus enough attention should be paid while dying to avoid affecting the colorful light
二染料特性：外观为蓝紫色粉末，在90水中溶解度是50克立升，可溶于酒精匀染性好，拔白性较好，对铜铁离子敏感，染色时注意，否则影响色光。