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9-(4-Acetoxy-3-acetoxymethylbutyl)-2-amino-6-chloropurine-d4
Fenpyroximate Solution 100ug/ml in Toluene
Fenitrothion oxon, 100μg/ml in acetone
丙酮中残杀威溶液标准样品
酞磺胺噻唑
3种元素混标(铋、锗、铟)
(Z)-3-(4-Amino-3,5-dimethylphenyl)acrylonitrile-d6
草除灵乙酯(符合:GB 2763-2016)
(1-Hydroxyethyl)-4-(2-methylpropyl)benzene
5-Methyl-2-naphthol