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p-Tolyacetic acid (无证书)
GBW(E)060548 N-乙酰-L-半胱氨酸
p-Ethylacetophenone (无证书)
阿莫地喹
Quizalofop methyl
P,P‘-DDT,100UG/ML溶于正己烷
1.4-Dichloro-2-butene cis & trans(有证书)
Tantalum - Ta metal, 99.99%, 2% HNO3+0.5% HF(有证书)
丙酮中氟硅唑溶液标准物质
4-Hydroxy-2',3,3',4',5,5'-hexachlorobiphenyl 标准品