Polyaspartic Acid L-Aspartic acid 25608-40-6
Polyaspartic Acid
Powder or liquid, commonly used is potassium or sodium. Is an artificial biomimetic synthetic, water-soluble polymer material, with features as phosphate-free, non-toxic, pollution-free and completely biodegradable properties, is an internationally recognized " green chemicals. Because of containing carboxyl peptide bond and other active groups, it has strong chelation, dispersion, adsorption effects, and excellent compatibility; it is widely used in fertilizer synergist; industrial cooling circulation water, reverse osmosis water, oil field injection water, metal cutting fluids, such as boilers and steam pipes do scale and corrosion inhibitor in water treatment; in the paper, printing and dyeing, washing industry can be used as dispersing agent; daily chemicals, etc.
Index Name |
Index |
Index |
Appearance |
Yellow to reddish brown liquid |
Yellow to reddish brown liquid |
Solid % ≥ |
30.0 |
40.0 |
Density (20℃, g.cm-3)≥ |
1.15 |
1.22 |
Limiting viscosity number (30℃)/ (dL/g) |
0.055~0.090 |
0.055~0.090 |
pH value (10g/L solution) |
8.5~10.5 |
8.5~10.5 |
Biodegradation rate /% ≥ |
60 |
60 |
Powder Specification
Assay:40%
Molecular:4000-5000
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