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3-Fluorochrysene
Zirconium Oxide (Particle Size)
90344, Bovine urine (hexoestrol blank) 标准品
Fensulfothion Oxon,提供COA报告
4,4'-Dibromooctafluorobiphenyl Solution 100ug/ml in t-Butylmethyl ether
三氯杀螨砜(符合:GB 2763-2016)
2.6-Dimethoxybenzoic acid (无证书)
δ-六六六 标准物质
2,4-Dichlorophenol
Fipronil Sulfone