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PAAS 92% Polyacrylic Acid Sodium Salt Solid

CAS No. 9003-01-4

Structural Formula:



PAAS is a water soluble sodium salt of a low molecular weight water soluble acrylic acid polymer that is supplied as a white, free-flowing powder, containing 11 wt% moisture. PAAS is a high performance polyelectrolyte with multi-functional properties.

• Inhibits precipitation of silicate, carbonates and phosphates

• Deposit control

---Dispersant / deflocculation

---Crystal morphology modifier

---Crystal growth inhibitor

---Anti-redeposition for hydrophilic soils

• Chelating Agent

---Detergent builder functionality

---Phosphate replacement


AppearanceWhite Powder
Solid content, %92.0 min
Moisture, %8.0 max
pH (1% water solution)7.0-9.0


PAAS can be used as scale inhibitor and dispersant in circulating cool water systems in power plants, iron & steel factories, chemical fertilizer plants, Powdered laundry detergents, refineries and air conditioning systems.

Package and Storage:

20KGs per Bag. Storage for one year in shady room and dry place.