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2,4-Dichlorophenoxyacetic Acid,
Imidacloprid 标准品
3-(4,5-二氢-1-甲基-1H-吡咯-2-基)吡啶
3,3',5,5'-Tetrabromobisphenol A dimethyl ether
达氟沙星-D3 广电计量
乙酰丙嗪盐酸盐
94650, Lead with added impurities (trace elements) 标准品
2-n-Dodecylphenol
4-Fluoronitrobenzene-d4 标准品
吲哚洛芬 BePure-23526