C21H27Cl3N2O3

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  • Cetirizine 3-Chloro Impurity

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    CAS Number:1232460-29-5
    Catalogue Number:MLS-CYC-IH-IMP-CHL/01
  • LevoCetirizine Dihydrochloride

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    CAS Number:130018-77-8 (base) ; 130018-87-0 (H
    Catalogue Number:MLS-LET-WS/01
  • Levocetirizine EP Impurity C

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    CAS Number:83881-59-8 (base)
    Catalogue Number:MLS-LET-EP-IMP-C/01