| Product Name | Poly( acid terminated, lactide:glycolide 50:50, Mw 24,000-38,000 |
| Product Number | 719870 |
| Product Brand | ALDRICH |
| CAS Number | 26780-50-7 |
| TEST | SPECIFICATION |
| APPEARANCE (COLOR) | White to Off White |
| APPEARANCE (FORM) | Solid |
| ASSAY (GC WEIGHT %) | MAX. 0.5 % D,L-LACTIDE MAX. 0.5 % GLYCOLIDE |
| WATER | MAX. 0.5 % |
| SULFATED ASH | MAX. 0.1 % |
| PROTON NMR SPECTRUM | CONFORMS TO STRUCTURE |
| ASSAY (QUANTITATIVE NMR) | D,L-LACTIDE: 48 - 52 MOLE% GLYCOLIDE: 48 - 52 MOLE% |
| ODOUR | NEARLY ODOURLESS |
| VISCOSITY | INHERENT VISCOSITY: 0.32 - 0.44 DL/G (0.1% IN CHCL3 AT 25 DEG C) |
| HEAVY METALS | MAX. 10 PPM |
| ACID VALUE | MIN. 3 MG KOH/G |
| TIN (ICP) | MAX. 200 PPM |
| RESIDUAL SOLVENTS (GLC-HS) | MAX. 890 PPM TOLUENE MAX. 0.1 % ACETONE MAX. 0.1 % TOTAL |
| VENDOR INFORMATION | EVONIK ROEHM SPECIFICATION |
| RECOMMENDED RETEST PERIOD | 5 YEARS |
