GB/T 26521-2024 Chinese PDF (GB/T26521-2024) GB/T 5019.13-2023 GB/T 45138-2024_Chinese: Technical specification for

GB/T 45138-2024_Chinese: Technical specification for evaluation of antiviral activity of interferon (Chinese: 干扰素抗病毒活性评价技术规范)

GB/T 45519-2025_Chinese: Textiles - Fiber quantitative analysis - Intelligent identification method using microscope (Chinese: 纺织品 纤维定量分析 显微镜智能识别法)

GB/T 45211

English versions: GB/T 13511

GB 44170-2024_Chinese: Safety management requirements for flood and typhoon control in shipyard (Chinese: 船舶制造防汛防台安全管理要求)

GB/T 26521-2024 Chinese PDF (GB/T26521-2024) GB/T 5019.13-2023 GB/T 45138-2024_Chinese: Technical specification forGB T 26521 2024_Chinese: Nickel carbonate for industrial use (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 26521 2024