据悉，戴比尔斯集团计划关闭旗下实验室培育钻石“培育钻石”）珠宝品牌 Lightbox。此举彰显了集团在珠宝领域专注于天然钻石的坚定决心，标志其战略布局迎来新的调整与升级。2024 年 5 月，戴比尔斯

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在化学分析与环境监测领域深耕多年，我深知准确可靠的试剂对于实验结果的至关重要。尤其是碘酸钾溶液标准物质，作为众多化学分析和水质监测中的基准，其精确性直接关系到数据的可信度与后续决策的科学性。一、碘酸钾

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