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Endothall pentafluorophenyl hydrazine derivative 标准品
23-羟基白桦酸 对照品
22组分的有机氯农残混标
比沙可啶:用于系统适用性试验
N-Ethyl,N-(3-phenylpropyl)-3-(4-hydroxyphenyl)propylamine
2.4-Dimethyl-6-hydroxypyrimidine (无证书)
二甲草胺 标准品
Bis(butoxyethoxyethyl)adipate
Indomethacin
(办证)杀残威-D3