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AMPS (Hydrolyzed Polymaleic Anhydride)

Synonyms: Acrylic Acid-AMPS Copolymer (AA/AMPS)
CAS NO.: 40623-75-4
Structure:
Physical and chemical properties:

Appearance:

Colorless or light yellow viscous liquid

Solid content %

≥ 30

Monomer （as AA）%

≤ 1.0

Density （20℃）g/cm

3 1.10～1.20

Limiting viscosity number (30℃) dl/g

0.055~0.100

pH value （1% water solution）

1-3
Uses: This product can be used as antiscale dispersant in open wide circulating cool water system, oilfield refill water systems, metallurgy system and iron & steel plants to prevent sediment of ferric oxide. When built with organophosphines and zinc salt, the suitable pH value is 7.0~9.5.

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