Items |
Specification |
Appearance |
Off-white to light yellow irregular granule |
M.W.(kd) |
/ |
Molar ratio(%) |
DL-LA: 45~55 GA: 45~55 |
Amount of residual monomer(%) |
DL-LA≤1.5 GA≤0.5 |
Residual Solvent(%) |
Dichloromethane ≤1.5 Ethyl Alcohol ≤0.5 |
Sn(ppm) |
≤150 |
Heavy metals(ppm) |
≤10 |
Water(%) |
≤1.0 |
Residue on ignition(%) |
≤0.2 |