Three common sets of reagents for nitration are: 1. HNO3, H2SO4. 2. Nitronium tetrafluoroborate: [NO2]+ [BF4]- 3. HNO3 and Ac2O (acetic anhydride). Of these, the first is by far the most common. Solution Three common sets of reagents for nitration are: 1. HNO3, H2SO4. 2. Nitronium tetrafluoroborate: [NO2]+ [BF4]- 3. HNO3 and Ac2O (acetic anhydride). Of these, the first is by far the most common..