Polyaspartic acid (PASP) is a water-soluble polyamino acid. It is used as a scale inhibitor, dispersant and chelating aid in water treatment, detergents and selected agricultural formulations. It takes the form of clear colourless to pale yellow aqueous solution. Recorded grades include technical. Packaging formats include 250 kg plastic drum, 1250 kg IBC. The abbreviation PASP denotes this polyaspartic acid material.
Full specification
- Molecular formula
- (C4H5NO3)n
- Grades
- technical
- Packaging
- 250 kg plastic drum · 1250 kg IBC
- Appearance
- Clear colourless to pale yellow aqueous solution
- Synonyms
- 25608-40-6 · PASP · CAS 25608-40-6 · polyaspartic acid · poly-L-aspartic acid · PASP polymer · polyaspartate
Compliance & regulatory
Region: EU — Chemotto S.r.l., Milano
- REACH-aligned supply
- CLP-labelled
REACH REACHRegistration, Evaluation, Authorisation and Restriction of Chemicals — the EU chemicals regulation (EC 1907/2006). CLP CLPClassification, Labelling and Packaging — the EU regulation (EC 1272/2008) for hazard communication. SVHC SVHCSubstance of Very High Concern — flagged on the REACH Candidate List for possible authorisation or restriction.
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