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浙江鄞州积极推进绿色直播间培育工作

【来源:本站    日期:2025-07-28    浏览量:94266   】【

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一种新型苯并呋喃并咔唑化合物的合成与表征(一)

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9月28日,生态环境部召开9月例行新闻发布会,生态环境部法规与标准司副司长燕娥表示,要制修订一些重点行业的排放标准,包括印刷(印刷行业是VOCs排放重点行业),玻璃(氮氧化物排放重点行业),矿物棉,农

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中国国际科技促进会就面粉中维生素C含量及其检测方法进行了团体标准立项通知

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在农药残留检测领域,随着科技的进步和人们对食品安全意识的提高,对检测方法和标样的要求也越来越高。基于多年的行业经验,我深刻体会到,一个准确、可靠的标样对于农药残留检测的重要性。一、甲醇中仲丁威溶液标准

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