技术规格说明书
产品名称
Resomer® LG 824 S, Poly(L-lactide-co-glycolide) ester terminated, Lactide: Glycolide 82:18, lactide:glycolide 82:12
产品编号
769894
产品品牌
aldrich
化学文摘社编号
30846-39-0
分子量
Test皿 | 规格 |
|---|---|
| APPEARANCE (COLOR) | White to Off White |
| APPEARANCE (FORM) | Granules |
| ASSAY (GC WEIGHT %) | L-LACTIDE: ≤ 0.5 % GLYCOLIDE: ≤ 0.5 % |
| WATER | ≤ 0.5 % |
| SULFATED ASH | ≤ 0.1 % |
| PROTON NMR SPECTRUM | CONFORMS TO STRUCTURE |
| ASSAY (QUANTITATIVE NMR) | L-LACTIDE: 79 - 85 MOLE% GLYCOLIDE: 15 - 21 MOLE% |
| VISCOSITY | INHERENT VISCOSITY: 1.7 - 2.6 DL/G |
| VISCOSITY (CONDITIONS) | 0.1% IN CHCL3 AT 25 DEG C |
| ODOUR | NEARLY ODOURLESS |
| TIN (ICP) | ≤ 60 ppm |
| RESIDUAL SOLVENTS (GLC-HS) | TOLUENE: ≤ 890 PPM |
| VENDOR INFORMATION | EVONIK SPECIFICATION |