Halazone Tablets for Solution
If you find any inaccurate information, please let us know by providing your feedback here
Tóm tắt nội dung
This article is compiled based on the United States Pharmacopeia (USP) – 2025 Edition
Issued and maintained by the United States Pharmacopeial Convention (USP)
>> Halazone Tablets for Solution contain not less than 90.0 percent and not more than 135.0 percent of the labeled amount of C7H5CI2NO4S.
1 Packaging and storage
Preserve in tight, light-resistant containers.
2 Labeling
Label the Halazone Tablets for Solution to indicate that they are not intended to be swallowed.
3 Identification
Finely powder a number of Halazone Tablets for Solution, equivalent to about 150 mg of halazone: a portion of the powder, equivalent to about 100 mg of halazone, responds to the Identification test under Halazone.
3.1 DISINTEGRATION (701)
10 minutes.
3.2 UNIFORMITY OF DOSAGE UNITS (905)
Meet the requirements, except that if the average value of the dosage units tested is between 100.0 percent and 135.0 percent, Criterion (B) (3) applies.
3.3 PH (791)
Not less than 7.0, in a solution of 1 Halazone Tablet for Solution, containing 4 mg of halazone, in 200 mL of water.
4 Assay
Transfer a counted number of Halazone Tablets for Solution, equivalent to about 160 mg of halazone, to a suitable container, and proceed as directed in the Assay under Halazone. Each mL of 0.1 N sodium thiosulfate is equivalent to 6.752 mg of C7H5CI2NO4S.
