YY/T 0661-2008.Standard specification for virgin poly(L-lactic acid) resin for surgical implants. 4....
YY医药标准
YY医药标准
YY医药标准
YY/T 0661-2017 外科植入物半结晶型聚丙交酯聚合物和共聚物树脂
YY/T 0661-2017.Standard specification for semi- Crystalline poly (lactide) polymer and copolymer res...