Noisy/erratic baseline for PDA detector - WKB74137
Article number: 74137
SYMPTOMS
PDA baseline noise is high.
ENVIRONMENT
- ACQUITY UPLC PDA Detector
- ACQUITY UPLC I-Class
CAUSE
The primary pump on the solvent manager leaks and the system pressure is unstable.
FIX or WORKAROUND
Rebuild primary pump on solvent manager to fix the leak and to acquire a normal baseline post pump rebuild.
ADDITIONAL INFORMATION
For UPLC pump rebuild kit part numbers, see article: Are the primary and accumulator pump rebuild kits for the ACQUITY BSM for two pump heads or one? - WKB25578
id74137, A-30PDA, baseline ripple, UPAPDA, UPARPPDA, UPC2PDA, UPPDA, UPPDAARC, UPPDAARCB, UPPDA-E, UPPDA-L, UPPDALTC, UPPDATC, UPPPDA