... 50% Product DescriptionPAA-Polyacrylic acid CAS No. 9003-01-4 Properties: PAA is innoxious and soluble in water, it can be ... situations of alkaline and high concentration without scale sediment. PAA can disperse the microcrystals or microsand of calcium carbonate, ... water system, papermaking, weave, dyeing, ceramic, painting, etc. Usage: PAA can be used as scale inhibitor and dispersant in circulating ...