... in water,soluble in hot and concentrated strong acid and alkali,having the good chemical stability,it ... BA-101 BA-101 is made by sulfuric acid process,it has excellent optical properties and performance ... a general-purpose titanium dioxide produced by sulfuric acid process,it has high whiteness,gloss,and high ... 285 SR-285 is made by advanced sulfuric acid process,it is inorganic and organic surface treated ...