Pay in 4 interest-free payments of $9.75 Learn more
Ships within 48 hours · Estimated delivery Sep 8 - Sep 13
2-2025_Chinese: Optics and photonics - Test methods for telescopic systems - Part 2: Binoculars (Chinese: 光学和光子学 望远镜系统试验方法 第2部分：双筒望远镜)
English versions: GB/T 26927-2023
GB/T 45536-2025_Chinese: Sensory analysis laboratory - Guidance for quality control (Chinese: 感官分析实验室 质量控制指南)
English versions: GB/T 28545-2023
GB/T 20042.6-2024 Chinese PDF (GB/T20042.6-2024) GB/T 44889-2024 2-2025_Chinese: Optics and photonics -GB T 20042. 6 2024_Chinese: Proton exchange membrane fuel cell Part 6: Test method of bipolar plate properties (Chinese: 6) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20042. 6 2024
US$ 104.50
US$ 24.95
US$ 105.90
US$ 139.00
US$ 22.90
US$ 15.90
