Figure 43
From: Photodegradation and photostabilization of polymers, especially polystyrene: review

Structures of 2-hydroxy-4-methoxybenzophenone and Tinuvin 327.
From: Photodegradation and photostabilization of polymers, especially polystyrene: review
Structures of 2-hydroxy-4-methoxybenzophenone and Tinuvin 327.