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First Standard® 除虫菊提取物
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First Standard® 除虫菊素I
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First Standard® 乙腈中除虫菊提取物溶液, 1000μg/mL
Pyrethrum extract Solution in Acetonitrile, 1000μg/mLFirst Standard®天津
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First Standard® 正己烷中除虫菊提取物溶液,100μg/mL
Pyrethrum extract Solution in Hexane, 100μg/mLFirst Standard®天津
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除虫菊提取物,8003-34-7,分析标准品
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First Standard® 正己烷中除虫菊素I溶液,1000μg/mL
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First Standard® 顺-氯丹(α)
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First Standard® 反-氯丹(γ)
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First Standard® 碱性橙22
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First Standard® 分散蓝102
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