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Desacetylnorgestimate 标准品
4-甲基d3-咪唑 98 atom % D 标准品
Composite Unleaded Gasoline Solution 50,000ug/ml in Methylene chloride
First Standard® 三氯杀螨砜
CYSTEINE HCL, L-(RG) 标准品
NAT, N-亚硝基新烟草碱
2,5-二甲基吡嗪 Research grade
100ug/mL Chlorate, NaClO3, in water for Ion Chromatography(有证书)
1-Iodopropane-d7 标准品
Methomyl