GB/T 24498-2025 Chinese PDF (GB /T24498-2025) GB/T 15972.33-2024 GB/T 21200-2024_Chinese: Toner used in

GB/T 21200-2024_Chinese: Toner used in dry dual-component developer for laser printer (Chinese: 激光打印机干式双组分显影剂用墨粉)

English versions: GB/T 20717-2024

GB/T 17626

2-2025_Chinese: Household electric direct-acting room heaters - Methods for measuring performance - Part 2: Additional provisions for the measurement of the radiant factor (Chinese: 家用直接作用式房间电加热器 性能测试方法 第2部分：辐射系数测量的附加规定)

7-2025_Chinese: Textiles - Quantitative chemical analysis - Part 7: Mixtures of polyamide with certain other fibers (method using formic acid) (Chinese: 纺织品 定量化学分析 第7部分：聚酰胺纤维与某些其他纤维的混合物（甲酸法）)

GB/T 24498-2025 Chinese PDF (GB /T24498-2025) GB/T 15972.33-2024 GB/T 21200-2024_Chinese: Toner used inGB T 24498 2025_Chinese: Gaskets for doors, windows and curtain walls of buildings (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 24498 2025