GB/T 45226-2025 Chinese PDF (GB /T45226-2025) GB/T 18737.5-2024 24-2025_Chinese: Methods for chemical analysis

24-2025_Chinese: Methods for chemical analysis of magnesium and magnesium alloys - Part 24: Determination of trace impurity elements contents - Glow discharge mass spectrometry (Chinese: 镁及镁合金化学分析方法 第24部分：痕量杂质元素的测定 辉光放电质谱法)

English versions: GB/T 45111-2024

GB/T 34275-2024_Chinese: Pressure piping code - Transmission pipeline (Chinese: 压力管道规范 长输管道)

GB/T 44967-2024_Chinese: General rule of feed enzyme preparation (Chinese: 饲料用酶制剂通则)

English versions: GB/T 31379

GB/T 45226-2025 Chinese PDF (GB /T45226-2025) GB/T 18737.5-2024 24-2025_Chinese: Methods for chemical analysisGB T 45226 2025_Chinese: Product lifecycle data model based on BOM (Chinese: BOM) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45226 2025