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4-Amino-N,1-dimethyl-5-imidazolecarboxamide-d3
甲醇中毒死蜱
喹啉铜溶液,100ppm
铜-标液,介质:1%硫酸
氟烯草酸 BePure-22985XA
Arochlor 1260 Solution 1000ug/ml in Hexane
2,3,4,5,6-Pentachlorobiphenyl-2′,3′,4′,5′,6′-d5 标准品
5,6-Difluoro-2,2',3,4,4'-pentabromodiphenyl ether (2,2',3,4,4'-Pentabromo-5,6-difluorodiphenyl ether
PUNYW26547374 Iminostilbene N-Carbonyl Bromide
黄曲霉毒素 B1 溶液,100ppm