GB/T 45355-2025 Chinese PDF (GB /T45355-2025) GB/T 45283.3-2025 English versions: GB/T 24212-2025

English versions: GB/T 24212-2025

3-2025_Chinese: Leather and fur - Determination of the preservative content - Part 3: Gas chromatography-mass spectrometry method(methanol extraction) (Chinese: 皮革和毛皮 防霉剂的测定 第3部分：气相色谱-质谱法（甲醇萃取）)

GB/T 17435-2025_Chinese: Design and installation of electrolysis of seawater anti-fouling system for ship (Chinese: 船用电解海水防污装置设计和安装)

GB/T 44855-2024_Chinese: Management specification for water conservation of cooling towers (Chinese: 冷却塔节水管理规范)

English versions: GB/T 1232

GB/T 45355-2025 Chinese PDF (GB /T45355-2025) GB/T 45283.3-2025 English versions: GB/T 24212-2025GB T 45355 2025_Chinese: Polyethylene(PE) piping systems for non pressure buried drainage and sewerage (Chinese: PE) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45355 2025