... 1.made by advanced sulfuric acid process 2.good dispersibility,high purity, weather stability 3.used in paints, coatings, ink ... has two branchfactories, more than 400 employees and 150 high-quality front-linestaffs, of which there are 8 senior ... the domestic and international community. The company hasbeen named as high-tech enterprises, key export enterprises, integrityprivate enterprises. In addition ...