Carbol-Fuchsin Topical Solution
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This article is compiled based on the United States Pharmacopeia (USP) – 2025 Edition
Issued and maintained by the United States Pharmacopeial Convention (USP)
Prepare Carbol-Fuchsin Topical Solution as follows:
| Basic Fuchsin | 3 g |
| Phenol | 45 g |
| Resorcinol | 100 g |
| Acetone | 50 mL |
| Alcohol | 100 mL |
| Purified Water, a sufifcient quantity, to make | 1000 mL |
Dissolve the Basic Fuchsin in a mixture of the Acetone and Alcohol, and add to this solution the Phenol and Resorcinol previously dissolved in 725 mL of Purified Water. Then add sufficient Purified Water to make the product measure 1000 mL, and mix.
Packaging and storage—Preserve in tight, light-resistant containers.
Specific gravity 〈841〉: not less than 0.990 and not more than 1.050.
Alcohol Determination 〈611〉: between 7.0% and 10.0% of C2H5OH.
