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3,3',4,4'-Tetrabromodiphenyl ether
Dinoseb 99% 标准品
Aluminum ammonium sulfate
甲巯咪唑
p.p'-DDT
Gold at 50ug/ml in NaCN(有证书)
First Standard® 胺苯磺隆
rac Atomoxetine Hydrochloride
嗪氨灵
HUMAN SERUM (Al, Se, Zn) 标准品