Gentian Violet Topical Solution
» Gentian Violet Topical Solution contains, in each 100 mL, not less than 0.95 g and not more than 1.05 g of gentian violet, calculated as hexamethylpararosaniline chloride (C25H30ClN3).
Packaging and storage Preserve in tight containers.
Solution of residue in alcohol Evaporate 10 mL on a steam bath to dryness: the residue dissolves completely in 10 mL of alcohol.
Alcohol content 611: between 8.0% and 10.0% of C2H5OH.
Assay Pipet 25 mL of Topical Solution into a 300-mL conical flask, and proceed as directed in the Assay for Gentian Violet, beginning with add 25 mL of water.