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p, p’-DDD标准溶液
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p,p’-DDD标准溶液
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p,p'-DDD | MedChemExpress (MCE)
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p.p-DDD农药溶液分析标准物质
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p,p’-DDD标准溶液,72-54-8,1000ug/ml in Purge and Trap Methanol
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p,p'-DDD-d8 | MedChemExpress (MCE)
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p, p’-DDD标准溶液,72-54-8,analytical standard,50μg/ml in Isooctane
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p, p’-DDD标准溶液,72-54-8,analytical standard,100ug/ml in methanol
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GSB05-2282-2016 正己烷中p.p′-DDD溶液标准样品
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p.p-DDD农药溶液分析标准物质 GBW(E)060105
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