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1-Acetoacetyl-2,2,5,5-tetramethyl-3-pyrroline-3-carboxamide
Tris(isopropylphenyl)phosphate-1.5M Alkyl (无证书)
Methyl-n-butylsulfide
Nickel at 10ug/ml in NaCN
2-Hydroxy-1.4-naphthoquinone (无纯度,无报告)
1,4-Dioxino(2,3-b:5,6-b')dipyridine(Dipyridineanalogofdibenzo-p-dioxin) 标准品
11种农残混标
甲砜霉素(标准品)[15318-45-3]
Silicon - H2O(有证书)
First Standard® 甲醇中唑虫酰胺溶液,100μg/mL