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除虫脲农药纯度标准物质 GBW(E)060893
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First Standard® 甲醇/丙酮中除虫脲溶液,100μg/mL
Diflubenzuron Solution in Methanol/Acetone, 100μg/mLFirst Standard®天津
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丙酮中除虫脲溶液标准样品
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除虫脲-13C6(氟脲杀-13C6 BePure-22070
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丙酮缩氨脲
氨基脲; 丙酮半卡腙;2-(1-methylethylidene)-hydrazinecarboxamid 2-Propanone semicarbazone
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除虫菊酯
-
除虫脲 广电计量
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丙酮中除虫脲溶液标准物质
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除虫脲
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First Standard® 除虫脲
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