USP Standards U - Z

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1705301 Ubidecarenone United States Pharmacopeia (USP) Reference Standard
    • 1705312 Ubidecarenone for System Suitability United States Pharmacopeia (USP) Reference Standard
    • 1705323 Ubidecarenone Related Compound A United States Pharmacopeia (USP) Reference Standard
    • 1705334 Ubiquinol United States Pharmacopeia (USP) Reference Standard
    • 1705505 Undecylenic acid United States Pharmacopeia (USP) Reference Standard
    • 1705753 Uracil United States Pharmacopeia (USP) Reference Standard
    • 1705800 Uracil arabinoside United States Pharmacopeia (USP) Reference Standard
    • 1706698 Urea United States Pharmacopeia (USP) Reference Standard
    • 1706701 Urea C 13 United States Pharmacopeia (USP) Reference Standard
    • 1707114 Uridine United States Pharmacopeia (USP) Reference Standard
    • 1707806 Ursodiol United States Pharmacopeia (USP) Reference Standard
    • 1707770 Ursolic acid United States Pharmacopeia (USP) Reference Standard
    • 1707839 Valacyclovir hydrochloride United States Pharmacopeia (USP) Reference Standard
    • 1707817 D-Valacyclovir United States Pharmacopeia (USP) Reference Standard
    • 1707855 Valacyclovir Related Compound C United States Pharmacopeia (USP) Reference Standard
    • 1707861 Valacyclovir Related Compound D United States Pharmacopeia (USP) Reference Standard
    • 1707872 Valacyclovir Related Compound E United States Pharmacopeia (USP) Reference Standard
    • 1707883 Valacyclovir Related Compound F United States Pharmacopeia (USP) Reference Standard
    • 1707894 Valacyclovir Related Compound G United States Pharmacopeia (USP) Reference Standard
    • 1707828 Valacyclovir Related Compound M United States Pharmacopeia (USP) Reference Standard
    • 1707908 Valerenic acid United States Pharmacopeia (USP) Reference Standard
    • 1708004 Valganciclovir hydrochloride United States Pharmacopeia (USP) Reference Standard
    • 1708015 D-Valganciclovir United States Pharmacopeia (USP) Reference Standard
    • 1708503 L-Valine United States Pharmacopeia (USP) Reference Standard
    • 1708707 Valproic acid United States Pharmacopeia (USP) Reference Standard
    • 1708729 Valproic Acid Related Compound A United States Pharmacopeia (USP) Reference Standard
    • 1708718 Valproic Acid Related Compound B United States Pharmacopeia (USP) Reference Standard
    • 1708730 Valrubicin United States Pharmacopeia (USP) Reference Standard
    • 1708751 Valrubicin Resolution Mixture United States Pharmacopeia (USP) Reference Standard
    • 1708762 Valsartan United States Pharmacopeia (USP) Reference Standard
    • 1708773 Valsartan Related Compound A United States Pharmacopeia (USP) Reference Standard
    • 1708784 Valsartan Related Compound B United States Pharmacopeia (USP) Reference Standard
    • 1708795 Valsartan Related Compound C United States Pharmacopeia (USP) Reference Standard
    • 1708810 Valsartan Related Compound E United States Pharmacopeia (USP) Reference Standard
    • 1709007 Vancomycin hydrochloride United States Pharmacopeia (USP) Reference Standard
    • 1709018 Vancomycin B with Monodechlorovancomycin United States Pharmacopeia (USP) Reference Standard
    • 1710006 Vanillin United States Pharmacopeia (USP) Reference Standard
    • 1711009 Vanillin Melting Point Standard United States Pharmacopeia (USP) Reference Standard
    • 1711010 Vardenafil hydrochloride United States Pharmacopeia (USP) Reference Standard
    • 1711029 Vardenafil System Suitability United States Pharmacopeia (USP) Reference Standard
    • 1711031 Vasicine United States Pharmacopeia (USP) Reference Standard
    • 1711100 Vasopressin United States Pharmacopeia (USP) Reference Standard
    • 1711155 Vecuronium bromide United States Pharmacopeia (USP) Reference Standard
    • 1711166 Vecuronium bromide Related Compound A United States Pharmacopeia (USP) Reference Standard
    • 1711177 Vecuronium bromide Related Compound B United States Pharmacopeia (USP) Reference Standard
    • 1711188 Vecuronium bromide Related Compound C United States Pharmacopeia (USP) Reference Standard
    • 1711224 Vecuronium bromide Related Compound F United States Pharmacopeia (USP) Reference Standard
    • 1711268 Venlafaxine hydrochloride United States Pharmacopeia (USP) Reference Standard
    • 1711279 Venlafaxine Related Compound A United States Pharmacopeia (USP) Reference Standard
    • 1711202 Verapamil hydrochloride United States Pharmacopeia (USP) Reference Standard
    • 1711304 Verapamil Related Compound A United States Pharmacopeia (USP) Reference Standard
    • 1711406 Verapamil Related Compound B United States Pharmacopeia (USP) Reference Standard
    • 1711439 Verapamil Related Compound E United States Pharmacopeia (USP) Reference Standard
    • 1711440 Verapamil Related Compound F United States Pharmacopeia (USP) Reference Standard
    • 1711461 Verteporfin United States Pharmacopeia (USP) Reference Standard
    • 1711472 Verteporfin Related Compound A United States Pharmacopeia (USP) Reference Standard
    • 1712001 Vigabatrin United States Pharmacopeia (USP) Reference Standard
    • 1712012 Vigabatrin Related Compound A United States Pharmacopeia (USP) Reference Standard
    • 1712023 Vigabatrin Related Compound B United States Pharmacopeia (USP) Reference Standard
    • 1712045 Vigabatrin Related Compound E United States Pharmacopeia (USP) Reference Standard
    • 1713004 Vinblastine sulfate United States Pharmacopeia (USP) Reference Standard
    • 1714007 Vincristine sulfate United States Pharmacopeia (USP) Reference Standard
    • 1714018 Vincristine sulfate (assay) United States Pharmacopeia (USP) Reference Standard
    • 1714528 Vinorelbine Related Compound A United States Pharmacopeia (USP) Reference Standard
    • 1714506 Vinorelbine tartrate United States Pharmacopeia (USP) Reference Standard
    • 1714608 Vinpocetine United States Pharmacopeia (USP) Reference Standard
    • 1714619 Vinpocetine Related Compound A United States Pharmacopeia (USP) Reference Standard
    • 1714620 Vinpocetine Related Compound B United States Pharmacopeia (USP) Reference Standard
    • 1714641 Vinpocetine Related Compound C United States Pharmacopeia (USP) Reference Standard
    • 1717504 Vitamin D Assay System Suitability United States Pharmacopeia (USP) Reference Standard
    • 1717708 Vitexin United States Pharmacopeia (USP) Reference Standard
    • 1718008 Voriconazole United States Pharmacopeia (USP) Reference Standard
    • 1718019 Voriconazole Related Compound A United States Pharmacopeia (USP) Reference Standard
    • 1718020 Voriconazole Related Compound B United States Pharmacopeia (USP) Reference Standard
    • 1718039 Voriconazole Related Compound C United States Pharmacopeia (USP) Reference Standard
    • 1718041 Voriconazole Related Compound D United States Pharmacopeia (USP) Reference Standard
    • 1718063 Voriconazole Related Compound F United States Pharmacopeia (USP) Reference Standard
    • 1719000 Warfarin United States Pharmacopeia (USP) Reference Standard
    • 1719102 Warfarin Related Compound A United States Pharmacopeia (USP) Reference Standard
    • 1719500 Withanolide A United States Pharmacopeia (USP) Reference Standard
    • 1719532 Withanoside IV United States Pharmacopeia (USP) Reference Standard
    • 1720000 Xanthanoic acid United States Pharmacopeia (USP) Reference Standard
    • 1720203 Xanthone United States Pharmacopeia (USP) Reference Standard
    • 1720407 Xylazine United States Pharmacopeia (USP) Reference Standard
    • 1720429 Xylazine hydrochloride United States Pharmacopeia (USP) Reference Standard
    • 1720600 Xylitol United States Pharmacopeia (USP) Reference Standard
    • 1721002 Xylometazoline hydrochloride United States Pharmacopeia (USP) Reference Standard
    • 1722005 Xylose United States Pharmacopeia (USP) Reference Standard
    • 1724000 Yohimbine hydrochloride United States Pharmacopeia (USP) Reference Standard
    • 1724306 Zalcitabine United States Pharmacopeia (USP) Reference Standard
    • 1724317 Zalcitabine Related Compound A United States Pharmacopeia (USP) Reference Standard
    • 1724350 Zaleplon United States Pharmacopeia (USP) Reference Standard
    • 1724361 Zaleplon Related Compound A United States Pharmacopeia (USP) Reference Standard
    • 1724372 Zaleplon Related Compound B United States Pharmacopeia (USP) Reference Standard
    • 1724383 Zaleplon Related Compound C United States Pharmacopeia (USP) Reference Standard
    • 1724088 Zanamivir United States Pharmacopeia (USP) Reference Standard
    • 1724077 Zanamivir Related Compounds Mixture United States Pharmacopeia (USP) Reference Standard
    • 1724066 Zanamivir Resolution Mixture United States Pharmacopeia (USP) Reference Standard
    • 1724500 Zidovudine United States Pharmacopeia (USP) Reference Standard
    • 1724521 Zidovudine Related Compound B United States Pharmacopeia (USP) Reference Standard
    • 1724532 Zidovudine Related Compound C United States Pharmacopeia (USP) Reference Standard
    • 1724543 Zidovudine Related Compound D United States Pharmacopeia (USP) Reference Standard
    • 1724656 Zileuton United States Pharmacopeia (USP) Reference Standard
    • 1724667 Zileuton Related Compound A United States Pharmacopeia (USP) Reference Standard
    • 1724678 Zileuton Related Compound B United States Pharmacopeia (USP) Reference Standard
    • 1724689 Zileuton Related Compound C United States Pharmacopeia (USP) Reference Standard
    • 1724747 Zinc oxide United States Pharmacopeia (USP) Reference Standard
    • 1724769 Zinc sulfate United States Pharmacopeia (USP) Reference Standard
    • 1724408 Ziprasidone hydrochloride United States Pharmacopeia (USP) Reference Standard
    • 1724420 Ziprasidone Related Compound B United States Pharmacopeia (USP) Reference Standard
    • 1724441 Ziprasidone Related Compound C United States Pharmacopeia (USP) Reference Standard
    • 1724452 Ziprasidone Related Compound D United States Pharmacopeia (USP) Reference Standard
    • 1724805 Zolazepam hydrochloride United States Pharmacopeia (USP) Reference Standard
    • 1724827 Zoledronic acid United States Pharmacopeia (USP) Reference Standard
    • 1724838 Zoledronic acid Related Compound A United States Pharmacopeia (USP) Reference Standard
    • 1727009 Zolmitriptan United States Pharmacopeia (USP) Reference Standard
    • 1727018 Zolmitriptan R-Isomer United States Pharmacopeia (USP) Reference Standard
    • 1727020 Zolmitriptan Related Compound A United States Pharmacopeia (USP) Reference Standard
    • 1727031 Zolmitriptan Related Compound B United States Pharmacopeia (USP) Reference Standard
    • 1727064 Zolmitriptan Related Compound E United States Pharmacopeia (USP) Reference Standard
    • 1727086 Zolmitriptan Related Compound G United States Pharmacopeia (USP) Reference Standard
    • 1727097 Zolmitriptan Related Compound H United States Pharmacopeia (USP) Reference Standard
    • 1724951 Zolpidem Impurities Mixture United States Pharmacopeia (USP) Reference Standard
    • 1725003 Zonisamide United States Pharmacopeia (USP) Reference Standard
    • 1725014 Zonisamide Related Compound A United States Pharmacopeia (USP) Reference Standard
    • 1725036 Zonisamide Related Compound C United States Pharmacopeia (USP) Reference Standard
    • 1729118 Zopiclone R-Isomer United States Pharmacopeia (USP) Reference Standard