Product information "UPLC Check Valve, Double Ball & Seat, 2/pk for Waters series - please see compatibility below"
Compatibility: Waters ACQUITY H-Class Bio QSM, ACQUITY I-Class BSM, ACQUITY UPLC I2V BSM, ACQUITY UPLC BSM, nanoACQUITY UPLC BSM/ASM
OEM: 700002968
OEM: 700002968