The photostability of PRNAM is far superior to that of PRNM and PRM(ally ester of rhodamine 19/methyl methacrylate copolymer).

• PRNAM系列共聚物的光稳定性优于PRNM和PRM (若丹明 19的烯丙基酯和甲基丙烯酸甲酯的共聚物 )系列的光稳定性