Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
GB/T 42918.2-2023 |
Plastics - Thermoplastic polyurethanes for molding and extrusion - Part 2: Specimen preparation and property determination {译} 塑料 模塑和挤出用热塑性聚氨酯 第2部分:试样制备和性能测定 |
China National Standards polyurethanes |
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GB/T 42918.1-2023 |
Plastics - Thermoplastic polyurethanes for molding and extrusion - Part 1: Nomenclature system and basis for classification {译} 塑料 模塑和挤出用热塑性聚氨酯 第1部分:命名系统和分类基础 |
China National Standards polyurethanes |
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GB/T 32477-2016 |
Plastics—Determination of total chlorine content in toluene diisocyanates for use in the production of polyurethanes 塑料 用于聚氨酯生产的甲苯二异氰酸酯中总氯含量的测定 |
China National Standards polyurethanes |
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GB/T 32471-2016 |
Plastics—Determination of the isomer ratio in toluene diisocyanates for use in the production of polyurethanes 塑料 用于聚氨酯生产的甲苯二异氰酸酯异构比的测定 |
China National Standards polyurethanes |
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