... and propanone. Its specific gravity is 1.924 Application: Drying agent for painting, absorbent for ammonia, gas cover, indicator of silica ... gel dryer and coloring agent for electroplating and ceramics, medicine productionCo:24%minAs:0.0005 ... Sulfonated cobalt phthalocyanine Cobalt Chloride Hexahydrate24% industry grade for coloring agent,drying agent