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甲磺酸培氟沙星 BePure-24740
丙环唑
烯虫酯溶液, 100ppm
2-Chlorosyringealdehyde
灭瘟素
Phosalone
Hydrastine 标准品
4.5-Diamino-6-hydroxy-2-mercaptopyrimidine (无证书)
C24 5β(H)-Cholane, 100μg/ml in iso-octane
First Standard® 正己烷中35农药混标溶液,10μg/mL