GB/T 30893-2024 Chinese PDF (GB/T30893-2024) GB/T 45381-2025 4-2024_Chinese: Optics and photonics -

4-2024_Chinese: Optics and photonics - Microlens arrays - Part 4: Test methods for geometrical properties (Chinese: 光学和光子学 微透镜阵列 第4部分：几何特性测试方法)

GB/T 28869

3-2024_Chinese: Cybersecurity technology - Hash-functions - Part 3: Dedicated hash-functions (Chinese: 网络安全技术 杂凑函数 第3部分：专门设计的杂凑函数)

1-2024_Chinese: Sterilization of health care products - Biological indicators - Part 1: General requirements (Chinese: 医疗保健产品灭菌 生物指示物 第1部分：通则)

GB/T 45211

GB/T 30893-2024 Chinese PDF (GB/T30893-2024) GB/T 45381-2025 4-2024_Chinese: Optics and photonics -GB T 30893 2024_Chinese: Haematococcus pluvialis powder (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 30893 2024