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中国消费者报报道记者徐文智）2017年6月13日，一行20多人的队伍背着大小包裹，乘坐大巴车，风尘仆仆地来到渭北高原一座小城郊外。伫立在崭新的5层楼宇前，望着建筑垃圾遍地的空荡荡的大楼，当时只有28岁
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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