GB/T 32374-2015 Chinese PDF (GB/T32374-2015) GB/T 22211-2025 GB/T 14420-2024_Chinese: Analysis of water

GB/T 14420-2024_Chinese: Analysis of water used in boiler and cooling system - Determination of chemical oxygen demand - Rapid method with potassium dichromate (Chinese: 锅炉用水和冷却水分析方法 化学耗氧量的测定 重铬酸钾快速法)

GB/T 11834-2023_Chinese: Friction linings for industrial and agricultural machines (Chinese: 工农业机械用摩擦片)

GB/T 21328-2024_Chinese: Fibre ropes - General specifications (Chinese: 纤维绳索 通用要求)

31-2025_Chinese: National food safety standard - Food contact materials and products - Determination of residual and migration of vinyl chloride

GB/T 32374-2015 Chinese PDF (GB/T32374-2015) GB/T 22211-2025 GB/T 14420-2024_Chinese: Analysis of waterGB T 32374 2015_Chinese: Phrase and codification of chemical hazard statements (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 32374 2015