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PDLLA/PLA
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Basic Information
Basic Information
  • 【Chinese Name】聚丙交酯/外消旋聚丙交酯
  • 【English name】Polylactide, Polylactic acid
  • 【Other Names】PLA, PDLLA, Polylactic Acid
  • 【Appearance】Stick, granule or powder
  • 【Packaging Specification】10-1000g, can be customized
  • 【Storage conditions】 Sealed and stored at -20°C
parameter information
  • CAS No.: 51063-13-9, 26100-51-6
  • 【Product Grade】Pharmaceutical grade, medical grade, injection grade
  • Registration number: China Drug Review Center: F20220000513; China Instrument Review Center DMFs: M2024263-000; USA FDA DMFs：037673
product name Endpoint molecular weight/Da characteristic viscosity/dL/g (25°, CCHC13).
PLA/PDLLA Carboxyl & ester groups 10000-300000, can be customized according to needs 0.1-3.0, which can be customized according to needs
scope of application
Racemic polylactide/polylactide (Poly(D,L-lactide) (PDLLA/PLA) is formed by racemic lactate condensation polycondensation or racemic lactide ring-opening polymerization. PLA is a typical biodegradable polymer material with high mechanical strength, processability, biocompatibility and degradability, and is widely used in drug sustained-release carriers, soft tissue filler materials, 3D printing and other fields.
Advantages of Diqi PDLLA/PLA excipients
  • (1) International quality, supporting global affiliation declaration and stable supply.
  • (2) complete models and stable quality.
  • (3) Support exclusive customization according to the requirements of different drugs, such as molecular weight, characteristic viscosity, and end group.
  • (4) It is used in a variety of self-developed long-lasting microspheres/implantable preparations/medical devices to support product research and development in all aspects.




Product model
Chinese name abbreviation English name the trade name endbase L/G Mw/kDa characteristic sticky number dL/g
L-polylactide (ester group end). PLLA Poly(L-lactide)-E LAImer® LLA E ester 100/0 150-300 1.35-2.50
racemic polylactide/polylactide (ester-based end). PDLLA Poly(D,L-lactide)-E LAImer® RLA E ester 100/0 45-55 0.38-0.50
racemic polylactide/polylactide (ester-based end). PDLLA Poly(D,L-lactide)-E LAImer® RLA E ester 100/0 35-45 0.38-0.48
racemic polylactide/polylactide (ester-based end). PDLLA Poly(D,L-lactide)-E LAImer® RLA E ester 100/0 25-35 0.28-0.38
racemic polylactide/polylactide (ester-based end). PDLLA Poly(D,L-lactide)-E LAImer® RLA E ester 100/0 15-25 0.24-0.30
racemic polylactide/polylactide (ester-based end). PDLLA Poly(D,L-lactide)-E LAImer® RLA E ester 100/0 5-15 0.05-0.25
racemic polylactide/polylactide (ester-based end). PDLLA Poly(D,L-lactide)-E LAImer® RLA A acid 100/0 45-55 0.38-0.50
racemic polylactide/polylactide (ester-based end). PDLLA Poly(D,L-lactide)-E LAImer® RLA A acid 100/0 35-45 0.38-0.48
racemic polylactide/polylactide (carboxyl end). PDLLA Poly(D,L-lactide)-A LAImer® RLA A acid 100/0 25-35 0.28-0.38
racemic polylactide/polylactide (carboxyl end). PDLLA Poly(D,L-lactide)-A LAImer® RLA A acid 100/0 15-25 0.24-0.30
racemic polylactide/polylactide (carboxyl end). PDLLA Poly(D,L-lactide)-A LAImer® RLA A acid 100/0 5-15 0.05-0.25
  • Contact Information
    Address:8 Luoxuan 3rd Road, Guangzhou International BIO-island
    Main telephone number:020-32227031
    Fax:020-32227031
    Email:gzdq@gzdqyy.com
  • Customer Service
    Postal Code:510300
    Business Consulting:18122367150 13602749876
    Complaints Hotline:020-32227031
    Complaint Email:diqiyjx@gzdqyy.com
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