Levonorgestrel & Ethinylestradiol hormones related subatances

<p>Dear Sir / Mam </p><p></p><p></p><p>Actualy Iam tring to develop Levonorgestrel & Ethinylestradiol hormones related subatancesRS method on UPLC with 18n impurities </p><p>but some problem with sepration can u help me</p>

Answers

  • I will ask our chemists, bear with us.

    Liz

  • Are you using UV or MS for detection? We have an EE2 (along with E2 and it's metabolites) method on the UPLC/TQD that was ported from the Alliance 2695/QTof.

  • Iam using UV/PDA & my Mobile Phae is Water Methamol (Gradient Program)