![]() Semiconductor devices—Mechanical and climatic test methods—Part 20-1: Handling, packing, labelling and shipping of surface-mount devices sensitive to the combined effect of moisture and soldering heat 半导体器件 机械和气候试验方法 第20-1部分:对潮湿和焊接热综合影响敏感的表面安装器件的操作、包装、标志和运输 |
![]() Rules for classification and labelling of chemicals - Part 25: Specific target organ toxicity - Single exposure 化学品分类和标签规范 第25部分: 特异性靶器官毒性 一次接触 |
![]() Rules for classification and labelling of chemicals - Part 22: Germ cell mutagenicity 化学品分类和标签规范 第22部分:生殖细胞致突变性 |
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