cas 9003-04-7 What product does it stand for?

cas 9003-04-7 What product does it stand for?
The CAS number for Polyacrylic Acid Sodium Salt is: 9003-04-7.
Polyacrylic Acid Sodium Salt (PAAS) is non-toxic, soluble in water, and can be operated under alkaline and
medium concentration multiplier conditions without scaling. It can
disperse the microcrystals or sediment of calcium carbonate, calcium
sulfate and other salts in water without precipitation, so as to achieve
the purpose of scale inhibition; it is also a commonly used dispersant,
besides being used as a scale inhibitor and dispersant in the
circulating cooling water system of power plants, chemical plants,
fertilizer plants, oil refineries and air-conditioning systems, it is
also widely used in papermaking and textile printing and dyeing,
ceramics, paints, building materials and other industries.
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