九九视频国产免-精品国产一区二区三区久久狼-久久亚洲精品成人av-欧美巨大性爽青青青草视频鲜，青草在线久操连，精彩视界随心享，流畅高清乐无边！

Nepafenac

Quality standard:
Appearance: yellow needle crystal
Assay: ≥99.0% . Total impurity ≤0.5 % , Individual impurity ≤0.2 %