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Sodium Polyaspartate (PASP)

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Product Name: Sodium Polyaspartate (PASP)
CAS No: 181828-06-8, 34345-47-6, 94525-01-6

Molecular Formula: C₄H₅NO₃M(C₄H₄NO₃M)ₘ(C₄H₄NO₃M)ₙC₄H₄NO₃M₂

Molecular Weight: 3000-4000 or 7000-8000 g/mol

Synonyms:
PASP-Na, Polyaspartic Acid Sodium Salt, Eco-friendly Polyamino Acid

PASP-Na.png
Product OverviewSodium Polyaspartate (PASP-Na) is a phosphorus-free, non-toxic, and fully biodegradable environmentally friendly polyamino acid chemical. Its main chain peptide bonds are easily decomposed by fungi and microorganisms, ultimately degrading into harmless water and carbon dioxide, making it safe and reliable.
Product Features
  • Eco-Friendly & Biodegradable: 100% biodegradable with no ecological toxicity
  • Multifunctional: Combines dispersion, scale inhibition, corrosion inhibition, and chelation
  • Strong Weather Resistance: Suitable for high hardness, high alkalinity, and high temperature water conditions
  • Excellent Compatibility: Works well with other water treatment chemicals
Technical Specifications

SpecificationParameter
AppearanceLiquid or powder
pH ValueAlkaline (formulation dependent)
Molecular Weight3000-8000 g/mol
Solid Content≥ 40% (liquid), ≥ 90% (powder)
Biodegradability≥ 80% in 28 days
Application AreasWater Treatment
  • Efficient scale and corrosion inhibitor for salt chemical industry, oilfield injection water, seawater desalination, industrial circulating water, boiler water systems
  • Particularly suitable for high hardness/high alkalinity/high temperature water systems
Detergent Additives
  • Green detergent enhancer (dishwashing liquid, laundry detergent, industrial cleaners):
    • Water softening, stain dispersion, anti-redeposition
    • Electrolyte resistance, alkali resistance, low foaming
Agricultural Applications
  • Fertilizer synergist: Promotes phosphorus absorption, enhances root development
  • Soil conditioner: Alleviates compaction, improves saline-alkali soil
  • Drip irrigation systems: Prevents pipeline scaling
  • Pesticide adjuvant: Improves drug efficacy
Cosmetics
  • Moisture retention: Enhances skin elasticity, used in moisturizing skincare products
Other Industries
  • Oil extraction, textiles, leather tanning, sugar manufacturing, metal surface treatment
Packaging & Storage
  • Liquid Products: 25kg/drum, 250kg/drum, 1250kg/drum (customizable)
  • Powder Products: Moisture-proof kraft paper bags
  • Storage Conditions: Keep sealed and protected from light, store at room temperature (liquid products recommended ≤25°C)
  • Shelf Life: 24 months (under proper storage conditions)
Safety InformationAlkaline substance. Wear appropriate protective equipment during operation. Avoid contact with skin and eyes. In case of contact, rinse immediately with plenty of water
Documentation:
  • [Safety Data Sheet (SDS)]
  • [Technical Data Sheet (TDS)]
  • [Application Guide]
Sample Request:
Contact our technical team for complimentary samples and expert support

Technical Service:
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Disclaimer: Product information is based on current knowledge and believed to be accurate. Users should conduct their own testing to determine suitability for specific applications.

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