Polyacrylic Acid Sodium Solid (Paas)

Polyacrylic Acid Sodium Solid (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.
CAS No. 9003-01-4
a c Inhibits precipitation of silicate, carbonates and phosphates
a c Deposit control
---Dispersant / deflocculation
---Crystal morphology modifier
---Crystal growth inhibitor
---Anti-redeposition for hydrophilic soils
a c Chelating Agent
---Detergent builder functionality
---Phosphate replacement
Specification:
Form: Powder
Appearance: White, free-flowing
Moisture content (wt%): 11 (8 to 14)*
Sodium ion content (wt%): 17.5
Molecular weight** (GPC MW): 4,500
pH of a 1% solution: 7.5 (6.0 to 9.0)*
Apparent gravity (gm/cc): 0.55

Usage:
Polyacrylic Acid Sodium Solid (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.