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China GB Standards List

 GB/T 41638.2-2023  
Plastics - Carbon and environmental Footprints of bio-based plastics - Part 2: Carbon footprint of materials - Amount (mass) of CO2 incorporated into polymer molecules from the air

塑料 生物基塑料的碳足迹和环境足迹 第2部分:材料碳足迹 由空气中并入到聚合物分子中CO2的量(质量)
 GB/T 32440.1-2023  
Footwear - Chemical test methods - Determination of phthalates - Part 1: Solvent extraction method

鞋类 化学试验方法 邻苯二甲酸酯的测定 第1部分:溶剂萃取法
 GB/T 42170-2022  
Footwear - Test methods for hollow and solid heels with heels - Heel adhesion

鞋类 带跟面的空心和实心鞋跟试验方法 跟面结合力

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