据俄罗斯媒体报道

（2025-07-15 19:08）

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在化学分析领域，随着技术的不断进步和应用需求的日益多样化，对标准物质的要求也越来越高。特别是在氯乙酸甲酯的分析过程中，拥有一款精准可靠的标准物质，对于确保分析结果的准确性和可重复性至关重要。一、氯乙酸

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中国消费者报北京讯记者孟刚）3月27日，国家卫生健康委、市场监管总局联合印发2025年第2号公告，发布50项新食品安全国家标准和9项修改单。其中提出，不允许再使用“不添加”“零添加”等用语。新发布标准

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