| HS Code | 476319 |
| Chemical Name | Poly(D,L-lactide) |
| Cas Number | 26680-10-4 |
| Molecular Formula | (C3H4O2)n |
| Appearance | White to off-white granules |
| Molecular Weight | 50,000 g/mol (Mw) |
| Inherent Viscosity | 0.45-0.55 dL/g (CHCl3, 25°C) |
| Glass Transition Temperature | 50-60°C |
| Density | 1.25-1.30 g/cm³ |
| Solubility | Soluble in dichloromethane, chloroform, tetrahydrofuran, and dimethyl sulfoxide; insoluble in water and ethanol |
| Degradation Products | Lactic acid |
| Biocompatibility | Biocompatible and bioresorbable |
| Residual Monomer Content | ≤0.5% |
| Residual Solvent Content | ≤0.1% |
| Heavy Metals Content | ≤10 ppm |
| Water Content | ≤0.5% |
| Storage Conditions | Store at -20°C under dry conditions, protect from moisture |
| Shelf Life | 2 years when stored as recommended |
| Application | Drug delivery systems, microparticles, implants, and parenteral sustained-release formulations |
| Sterilization Methods | Gamma irradiation or ethylene oxide (compatibility depends on final formulation) |
| Endotoxin Level | <20 EU/g |
As an accredited RESOMER R 205 S Bioresorbable Poly(D,L-lactide) Drug Delivery Grade factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | RESOMER R 205 S Bioresorbable Poly(D,L-lactide) Drug Delivery Grade is supplied as a 1 g quantity in a glass bottle. |
| Container Loading (20′ FCL) | 20′ FCL loading of RESOMER R 205 S Bioresorbable Poly(D,L-lactide) Drug Delivery Grade; palletized, moisture-protected, temperature-controlled, secure pharmaceutical cargo. |
| Shipping | RESOMER R 205 S is supplied as a solid in a sealed, moisture-resistant container. It is typically shipped at ambient temperature, protected from heat, light, and humidity. Upon receipt, store refrigerated at 2–8°C under dry conditions. It is not classified as hazardous for transport. |
| Storage | Store RESOMER R 205 S in a tightly sealed, moisture-proof container under inert gas, preferably at −20°C. Protect from light, heat, and humidity. Allow to reach room temperature before opening to prevent condensation. Avoid repeated temperature cycling and keep away from oxidizing agents, ignition sources, and incompatible materials. Observe the labeled shelf-life/retest date. |
| Shelf Life | Shelf life is typically two years when stored at -20°C, protected from moisture in tightly sealed containers. |
Competitive RESOMER R 205 S Bioresorbable Poly(D,L-lactide) Drug Delivery Grade prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8618136850665 or mail to admin@ascent-chem.com.
We will respond to you as soon as possible.
Tel: +8618136850665
Email: admin@ascent-chem.com
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