USP Reference Standards -X, chemical structure, molecular formula, Reference Standards

USP Xanthanoic Acid RS (C14H10O3

226.23) —Dry portion at 105

for 4hours before using.Keep container tightly closed.

USP Xanthone RS (C13H8O2

196.21) —Do not dry.Keep container tightly closed.

USP Xylazine RS— Dry portion at 60

in vacuum for 4hours before using.Keep container tightly closed.

USP Xylazine Hydrochloride RS— Dry at 105

for 4hours before using.Keep container tightly closed.

USP Xylitol RS— Do not dry.Determine the water content titrimetrically at the time of use.Keep container tightly closed.

USP Xylometazoline Hydrochloride RS— Dry portion at 105

for 4hours before using.Keep container tightly closed.Protect from light.

USP Xylose RS— Dry portion in vacuum at 60

to constant weight before using.Keep container tightly closed.