| M + Na+ (exp.) Da | Species |
| 290 | Catechin/robinetinidin without + Na+ |
| 311 | Catechin + Na+ |
| 326 | Gallocatechin + Na+ which lost 3H |
| 467 | Catechin gallate deprotonated + Na+ |
| 481 | Galloylated catechin + Na+ which lost H |
| 494 | Catechin + glucose protonated+ Na+ |
| 495 | Catechin + glucose deprotonated + Na+ |
| 496 | Catechin + glucose triprotonated + Na+ |
| 640 | Catechin gallate + glucose + Na+ which lost 5H |
| 670 | Gallocatechin + glucose dimer tetraprotonated (without Na+) |
| 730 | Galloylated catechin + fisetinidin which lost 2H (without Na+) |
| 813 | Fisetinidin trimer which lost 6H (without Na+) |