Frohn reagent

Frohn re·a·gent

(frōn),

bismuth subnitrate (1.5) and water (20) heated to boiling, to which hydrochloric acid (10) and potassium iodide (7) are added; used to test for alkaloids and for sugar.

Frohn,

Damianus, German physician, 1843–.

Frohn reagent - used to test for alkaloids and sugar.