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First Standard® N,N-二乙基甲苯-2,5-二胺盐酸盐
4-(N,N-Diethyl)-2-methyl-p-phenylenediamine monohydrochlorideFirst Standard®天津
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First Standard® 戊二醛-DNPH
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First Standard® 甲醇中氟吡菌胺溶液,100μg/mL
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First Standard® 甲苯中氟吡草胺溶液,1000μg/mL
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First Standard® 呋虫胺
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First Standard® 红曲红胺
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First Standard® 胺菊酯
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First Standard® 噻虫胺
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First Standard® 磺菌胺
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First Standard® 避蚊胺
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