water treatment agents in circulating cooling water system in air conditioning systems

Polyacrylic Acid (PAAS)

Keywords: PAAS  scale inhibition  dispersant   circulating cool water system  scale inhibitor

CAS No.	9003-04-7
Structural Formula:

Properties

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

Specification

items	Index
Appearance	Colorless to light yellow transparent liquid
Solid component ％	30min
Free monomer (CH2=CH-COOH) %	0.5max
Density （20℃）g/cm3	1.15min
pH（as it）	6.0~8.0

Notes:  Solid content 40%, 45% are also available.

Usage

PAAS can be used as scale inhibitor and dispersant in circulating cool water systems in power plants, iron & steel factories, chemical fertilizer plants, refineries and air conditioning systems. Dosage should be in accordance with water quality and equipment materials. When used alone, 2-15mg/L is preferred. When used as dispersant, the dosage should be determined by experiment.

Package and Storage

25kg or 200kg in plastic barrel. Storage for ten months in room shady and dry place.

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