Polyacrylic Acid Sodium (PAAS)

Poly(Acrylic Acid) Sodium

 Polyacrylic Acid Sodium (PAAS)

CAS No.: 9003-04-7

PAA is innoxious and soluble in water, it can be used in high concentration alkaline situation without scale sediment. PAA can disperse the microcrystals or microsand of calcium carbonate, calcium phosphate and calcium sulfate. PAA is used as scale inhibitor and dispersant for circulating cool water system, papermaking, textile, dyeing, ceramic, painting, etc.

Items Index
GB /T10533 - 2000 HG/T2838-1997
Product Name PAA PAAS
Appearance Amber transparent liquid
Solid content % 30.0 min 30.0 min
Free monomer (CH2=CH-COOH) % 0.50 max 0.50 max
Density (20 ℃ )g/cm3 1.09 min 1.15 min
pH(1% water solution ) 3.0 ( 1% water solution ) max 6-8 ( stock solution ) max
limiting viscosity ( 30 ℃ ) dl/g 0.06 ~ 0.10 -
30%, 40% PAA are available, too.

PAA can be used as scale inhibitor and dispersant in circulating cooling water systems in power plants, iron & steel factories, chemical fertilizer plants, refineries and air conditioning systems. The dosage should be in accordance with water quality and equipment materials. When it is used alone, 1-15mg/L is preferred.

Package and Storage:
200L plastic drum, IBC(1000L), or as customers’ requirement. Storage for one year in shady room and dry place.

Safety Protection:
PAA (S) can irritate eyes and skin, but has no acute toxicity. Avoid contact with eyes or skin. In case of contact, rinse with plenty of clean water.

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