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SQT test injections fail on UPLC H-Class - WKB78143

Article number: 78143

SYMPTOMS

  • Failure to meet 1.8 AU peak height requirement on SQT test injections

ENVIRONMENT

  • ACQUITY UPLC H-Class
  • ACQUITY UPLC PDA Detector
  • SystemsQT (SQT)

CAUSE

  • The column outlet - flow cell inlet tubing is not the original (0.005 ID)

FIX or WORKAROUND

Replace the column outlet - flow cell inlet tubing (0.004 ID, PDA inlet).

ADDITIONAL INFORMATION


id78143, ALLCOLCLR, ALLCOLHTR, ALLCOLHTRB, EMP2QLIC, EMP3Q1ULIC, EMP3QLIC, UPQSM, UPQSM+, UPQSMBIO, UPQSMBIO+, UPSMFTN, UPSMFTN+, UPSMFTNB+, UPSMFTNBIO

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