| Customization: | Available |
|---|---|
| CAS No.: | 33135-50-1 |
| Molecular Principal Chain: | Carbon Chain Polymer |
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| Description | PLLA is a biodegradable thermoplastic aliphatic polyester, it can be completely degraded in the body. The product is excreted by metabolism and it does not have harm and side effects on the human body. Therefore our products are currently widely used in the field of medical devices, such as absorbable sutures, tissue engineering scaffolds, orthopedics, skin filling; microspheres, nanoparticles for drug delivery, etc. | ||
| Physical-chemical properties | Molecular formula (C6H8O4)n Chemical name Poly(L-lactide), Poly(L-lactic acid), L-polylactide CAS Registry number 33135-50-1 |
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| Parameter | Item | Test Method | Specification |
| Appearance | Visual | White, pale yellow powder | |
| Inherent Viscosity | Ubbelohde Viscometer | 0.30-3.50 dl/g | |
| Residual Solvent | Gas Chromatography | ≤0.5% | |
| Heavy Metal Sulfated Ash |
Chemical Reagent Sulfuric Acid |
≤10 ppm ≤0.1% |
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| For each batch a certificate of analysis is provided, showing the analytical data determined in our quality control laboratory. Additional analytical data can be made upon request. |
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| Shelf life | When stored in the original packaging at low temperatures (2-8°C), PLLA keeps its initial properties for at least two years. | ||
| Product catalogue | Model | IV Range dl/g |
Mw Range (ten thousand) |
| PL-05 | 0.30-0.75 | 1.2-4.5 | |
| PL-10 | 0.75-1.25 | 4.5-9.5 | |
| PL-15 | 1.25-1.75 | 9.5-19.5 | |
| PL-20 | 1.75-2.25 | 19.5-28.5 | |
| PL-25 | 2.25-2.75 | 28.5-40.5 | |
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