Polyepoxysuccinic acid solution (40% aqueous)

CAS No.

51274-37-4

Synonyms

PESA; Polyoxirane-2,3-dicarboxylic acid; also listed as Polyepoxysuccinic Acid (PESA)

Molecular formula

Not applicable — polymeric or multi-component material

Molecular weight

Not specified in the supplied record.

Grade

Industrial grade

Packaging

HDPE bottle / HDPE drum
SKU FM-205 Category

Chemical Product Description & Applications

Polyepoxysuccinic acid is a phosphorus-free polycarboxylate used for scale inhibition and dispersion in industrial water. Its carboxyl-rich polymer structure interacts with growing mineral crystals and suspended particles, helping limit deposit growth and particle agglomeration. This provides a route to controlling mineral fouling without introducing a phosphonate structure.

The selected aqueous concentrate is diluted or combined with other water-treatment ingredients. It is especially associated with calcium-scale control and the dispersion of solids that might otherwise settle on heat-transfer surfaces. Its main function is deposit management; corrosion protection, microbiological control and removal of existing heavy deposits are separate treatment tasks. Performance depends on water composition and the complete treatment program rather than polymer addition alone.

Typical Applications

  • Industrial cooling-water programs: Used in formulated treatments to limit mineral-scale formation and maintain dispersion of suspended solids in recirculating water.
  • Oilfield water-treatment blends: Used in compatible injection-water and production-water programs where mineral precipitation and deposit accumulation must be controlled.

Specifications

Parameter Specification Test Method
Appearance Pale yellow aqueous liquid Visual inspection
Identification Active-component fingerprint matches reference Chromatographic or spectroscopic reference comparison
Dry solids ≥40.0% w/w Gravimetric drying
pH, 1% aqueous dilution at 25 C 9.0-12.0 Calibrated pH meter
Density at 20 C ≥1.25 g/cm3 Oscillating U-tube densitometry
Phosphorus ≤0.10% w/w ICP-OES after digestion

Specifications describe the standard grade. Tolerance, test method and documentation package are confirmed per order.

Documents & Handling

Packaging

HDPE bottle / HDPE drum

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TDS

Technical Data Sheet

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SDS

Safety Data Sheet

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