GB/T 7991.10-2024 Chinese PDF (GB/T7991.10-2024) GB/T 45020-2024 GB/T 2941-2025_Chinese: Rubber - General

GB/T 2941-2025_Chinese: Rubber - General procedures for preparing and conditioning test pieces for physical test methods (Chinese: 橡胶 物理试验方法试样制备和调节通用程序)

English versions: GB 1499

GB/T 44950-2024_Chinese: Grade of sea fog warning (Chinese: 海雾预警等级)

- Equipment for testing

2-2025_Chinese: Plastics - Poly(phenylene ether) (PPE) moulding and extrusion materials - Part 2: Preparation of test specimen and determination of properties (Chinese: 塑料 聚苯醚（PPE）模塑和挤出材料 第2部分：试样制备和性能测定)

GB/T 7991.10-2024 Chinese PDF (GB/T7991.10-2024) GB/T 45020-2024 GB/T 2941-2025_Chinese: Rubber - GeneralGB T 7991. 10 2024_Chinese: Test method of viterous and porcelain enamels Part 10: Determination of dissolution of heavy metal ions from enamelled articles used for preparation and storage of food and limits (Chinese: 10) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 7991. 10 2024