Speciality Chemicals

Sodium Polyaspartate

CAS No.94525-01-6
GradeIndustrial / Pharmaceutical
Availability● In Stock

Sodium Polyaspartate (CAS 94525-01-6) is a biodegradable, phosphorus-free specialty polymer used as a scale and corrosion inhibitor, green detergent auxiliary, and eco-friendly dispersant across industrial, agricultural, and cosmetic applications.

Request a Quote & Full COA

Product Technical Details

Product Overview

Sodium Polyaspartate (PASP-Na), with CAS number 94525-01-6, is a high-performance, biodegradable polyanionic polymer derived from renewable resources. As a sustainable alternative to traditional phosphonates and polyacrylates, it offers exceptional functionality in water treatment, detergents, agriculture, and personal care formulations without contributing to eutrophication or environmental persistence.

Specifications

Form	PASP Solution / PASP Powder
Appearance	Yellow to reddish-brown liquid / Yellow to brown powder
Solid Content	≥40.0% (solution) / ≥92% (powder)
pH (1% aqueous solution)	>7
Density (20°C)	≥1.20 g/cm³ (solution only)
Bulk Density	≥0.3 kg/L (powder only)
Molecular Weight	3,000–4,000 or 7,000–8,000 Da

Industrial Applications

Sodium Polyaspartate serves as a multifunctional, eco-conscious ingredient in diverse sectors:

Water Treatment: Acts as a highly effective, phosphorus-free scale and corrosion inhibitor in cooling towers, boilers, and desalination systems.
Green Detergents: Enhances cleaning performance by sequestering calcium and magnesium ions, improving surfactant efficiency while meeting stringent environmental regulations.
Agriculture: Functions as a soil conditioner and nutrient delivery enhancer, improving fertilizer uptake and reducing runoff.
Dispersant: Provides stable dispersion of pigments, clays, and other particulates in coatings, ceramics, and agrochemical formulations.
Cosmetics: Used in personal care products as a mild chelating and moisturizing agent compatible with sensitive skin formulations.

Our manufacturing facility adheres to ISO-certified quality control protocols and offers flexible packaging options—including 25 kg and 250 kg drums—with custom solutions available upon request. Store in a cool, dry, and well-ventilated area to maintain product integrity.