Poly(L-glutamate) Appearance

Poly(L-glutamate) Quick Details

Chemical Name: Poly(L-glutamate)

Another Name: POLY-L-GLUTAMIC ACID 2’000-15’000

CAS No.: 25513-46-6

Chemical structure: POLY-L-GLUTAMIC ACID 2'000-15'000 Chemical Structure

EINECS No.: 200-293-7

Synonyms: Poly-L-glutamicacid; γ-poly(L-glutamic acid) macromolecule; POLY-L-GLUTAMIC ACID 15’000-50’000 SODIUM SALT; l-glutamicacid,homopolymer; glutamicacidpolymer;  l-gamma-polyglutamicacid;

Appearance:White powder

Poly(L-glutamate) Typical Properties

Contact (γ-PGA) ≥92% (by HPLC)
Loss on drying ≤8%
Molecular wt(Da) ≥700000
Heavy metals(Pb) ≤10mg/kg
Transmittance(5g/L, AQ, 400nm) ≥95%
pH(10g/L, AQ, 25℃) 5.0-7.5
Total plate count ≤100 CFU/g


Poly(L-glutamate) application areas

Poly(L-glutamate) is a homogenous polypeptide formed by polymerization of a glutamic acid monomer by an amide bond. It is water-soluble, biodegradable and non-toxic. It can be widely used in the food industry, cosmetics, health care, water treatment, wastewater treatment, sanitary products, medical and other fields. For example, it can be used as a thickener, cryoprotectant, and slower. Release agents, drug carriers, bioadhesives, humectants, biodegradable fibers, superabsorbent resins, bioflocculants and heavy metal ion absorbents, etc.

Poly(L-glutamate) Usage

1. This product is non-toxic to the human body and the environment, biodegradable, eco-friendly, water-soluble, can get odorless clean and transparent solution, easy to cross-link to form a hydrogel with excellent performance in the later stage, can be made into sodium, calcium, magnesium, hydrogen type.

2. This product can moisturize, whiten, inhibit bacteria and improve skin health.

Poly(L-glutamate) Packaging and Shipping 

1kg/Bag; 25kg/Fiber Drum

Poly(L-glutamate) Storage

Store in sealed containers at cool & dry place. Protect from light, moisture and pest infestation. shelf life is24 months.