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帕苯咪唑 BePure-24674
敌乐胺
2-[N2-(4-Azido-2,3,5,6-tetrafluorobenzoyl)-N6-(6 -biotinamidocaproyl)-L-lysinyl]ethyl 2’- (N-sulfos
牛黄石胆酸钠盐 (2,2,4,4-D4, 98%)
First Standard® 甲醇中唑啉草酯溶液,100μg/mL
22种农残混标
4-Phenylbutyric-2,2,3,3-d4 Acid 标准品
1,2,7,8-Tetrachlorooctane
6-氯-2,4-二硝基苯胺 标准品
3-氯-4-硝基甲苯