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联苯菊酯(氟氯菊酯) 标准品
Hexadecyltrimethylammonium bromide
4-Hydroxy-2',3,4',6'-tetrachlorobiphenyl 标准品
Gallium Metal (Ga) 99.999%(有证书)
Bethanechol Chloride
4,6-Dimethylquinoline
Glycine anhydride (无证书)
Lithium sulfate
A0404757 2,6-二叔丁基对甲酚
6种替代物混标(HJ834-2017,HJ951-2018)