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DL-2-Fluoroamphetamine hydrochloride
(E)-甲基嘧草醚
Bromobutide desbromide type
四溴双酚A
100ng/ul氰草津溶于乙腈;1ml 标准品
正十九烷
丙酮中精吡氟禾草灵标准溶液
N-(3-Acetylthio-2-methylpropanoyl)glycine tert-Butyl Ester
N-Chloroacetyl-L-valine (无证书)
Chlorination Disinfection Byproducts Mixture-551 100ug/ml in t-Butylmethyl ether