Home / Standards / GB/T 28539-2023 GB/T 28539-2023 Active Ophthalmic optics—Contact lenses and contact lens care products—Determination of preservative uptake and release 眼科光学 接触镜和接触镜护理产品 防腐剂摄入和释放的测定 Standard Type GBT ICS 11.040.70 CCS C40 Status 现行 Issue Date 2023-09-07 Implementation 2024-10-01 Responsible Dept 国家药监局 Drafting Unit N/A