芬太尼类物质制毒原料NPP与4-ANPP的定性检验
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Detection of NPP and 4-ANPP by GC-MS and UPLC-Q-TOF MS
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UPLC-Q-TOF MS分析4-ANPP的总离子流色谱图(a)及一级(b)和二级(c)质谱图