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Metoxuron 标准品
2-Furanacrylic acid
Methyl nonanoate (Methyl pelargonate)
N.N-Diethylacetoacetamide (无证书)
Phenyl mercuric phthalate(有证书)
螺甲螨酯
Eleutheroside B
拦草净/坪草丹
47种农药混标
First Standard® 乙腈/甲醇中雌三醇溶液,1000μg/mL