Pay in 4 interest-free payments of $9.75 Learn more
Ships within 48 hours · Estimated delivery Sep 27 - Oct 2
GB/T 14420-2024_Chinese: Analysis of water used in boiler and cooling system - Determination of chemical oxygen demand - Rapid method with potassium dichromate (Chinese: 锅炉用水和冷却水分析方法 化学耗氧量的测定 重铬酸钾快速法)
3-2024_Chinese: General technical requirements for agricultural internet of things - Part 3: Aquaculture (Chinese: 农业物联网通用技术要求 第3部分：水产养殖)
requirements and guidelines (Chinese: 环境管理 产品系统生态效率评估 原则、要求与指南)
English versions: GB 7512-2023
GB/T 45310-2025_Chinese: Specification for main control system of solar power tower plant (Chinese: 塔式太阳能光热发电站主控制系统技术条件)
GB/T 20914.5-2023 Chinese PDF (GB/T20914.5-2023) GB/T 26794-2023 GB/T 14420-2024_Chinese: Analysis of waterGB T 20914. 5 2023_Chinese: Tools for pressing Gas springs Part 5: Safety instructions for gas springs (Chinese: 5) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20914. 5 2023
US$ 69.95
US$ 59.95
US$ 89.95
US$ 54.95
US$ 39.95
US$ 34.95
US$ 54.95
