The degree of silicic acid is the ratio of the total amount of acidic oxides in the slag to the total amount of oxygen in the basic oxide. Usually indicated by the letter K, the slag of K = acidic oxygen / basic oxysilicic acid higher than 1 is acidic slag, and vice versa is alkaline slag. Silicate slag refining of gold with a generally K = 1 ~ 2. Pigment Violet ,Pigment Violet 23,Violet Pigment,Pigment Violet 19 Wenzhou Jinbaicai Pigment Co.,Ltd , https://www.jbcbsdpigment.com
The concept of silicic acidity