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'Chemical Aux'
China GB Standards List

 GB/T 42601.3-2023  
Petroleum, heavy chemical and natural gas industries - Lubrication, shaft sealing and control oil systems and auxiliary equipment - Part 3: Oil systems for general purposes
石油、重化学和天然气工业 润滑、轴密封和控制油系统及辅助设备 第3部分：一般用途的油系统
 GB/T 42601.1-2023  
Petroleum, heavy chemical and natural gas industries - Lubrication, shaft sealing and oil control systems and auxiliary equipment - Part 1: General requirements
石油、重化学和天然气工业 润滑、轴密封和控制油系统及辅助设备 第1部分：一般要求
 GB/T 38411-2019  
Leather chemicals—Determination of the free formaldehyde in leather process auxiliaries
皮革化学品 皮革加工助剂中游离甲醛的测定
 GB/T 29599-2013  
Textile dyeing and finishing auxiliaries - Determination of chemical oxygen demand(COD)
纺织染整助剂 化学需氧量(COD)的测定

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