Test | Method | Specification | ||||||||||||
Appearance | Visual | White, pale yellow floccule | ||||||||||||
Inherent viscosity | Ubbelohde viscometer | 0.30-2.00 dl/g | ||||||||||||
Residual monomer | Gas chromatography | <0.5% | ||||||||||||
Stannum (Catalyst) | Atomic fluorescence spect rometry | <150 ppm |
PDLGA
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