Ghost peaks on an ACQUITY UPLC H-Class - WKB196532
Article number: 196532
SYMPTOMS
- Ghost peaks on an ACQUITY UPLC H-Class
ENVIRONMENT
- ACQUITY UPLC H-Class Quaternary Solvent Manager (QSM)
- ACQUITY UPLC H-Class
CAUSE
Contamination
FIX or WORKAROUND
Run 1:1:1:1 ACN/MeOH/IPA/H2O + 0.5% HOAc solution as a sample through the injector. Perform 10x injections. See the attachment for further troubleshooting steps.
ADDITIONAL INFORMATION
https://support.waters.com/KB_Chem/C...n_my_LC_column
id196532, isopropanol, methanol, UPQSM, UPQSM+, UPQSMBIO, UPQSMBIO+, UPSMFTN, UPSMFTN+, UPSMFTNB+, UPSMFTNBIO