Skip to main content
Waters

2695 carryover peak at RT of main peak of interest - WKB64460

Article number: 64460

SYMPTOMS

Carryover peak.

ENVIRONMENT

  • Alliance HPLC System
  • 2695 Separations Module

CAUSE

Contaminated sample loop.

FIX or WORKAROUND

  1. Replace the sample loop. 430001194 (100 uL)430001630 (200 uL).
  2. Prime, purge, and equilibrate the system with 100% organic methanol or ACN.
  3. Run compression check. 

ADDITIONAL INFORMATION

100-uL loop

200 uL Loop

id64460, 2690, 2690D, 2690DUPGD, 2690UP, 2695, 2695D, 2695DE, 2695DEB, 2695DUP, 2695E, 2695EB, 2695INERT, 2695UP, A-10SSM, ALLCOLCLR, ALLCOLHTR, ALLCOLHTRB

Not able to find a solution? Click here to request help.