|   | 1,3,6,8-Pyrenetetrasulfonic sale tetrasodico acido/PTSA CAS 59572-10-02025-02-19 15:08:30 | 
|   | 1,3,6,8-Pyrenetetrasulfonic sale tetrasodico acido/PTSA CAS 59572-10-02025-02-19 15:08:30 |