500 grams genuine Flowers of Sulphur BPC 99.9%
Pharmaceutical grade sublimed sulphur This product complies with the monograph of the British Pharmacopoeia Codex 1973 for Sublimed Sulphur (Flowers of Sulphur)
Beware: Some sellers are selling powdered sulphur as flowers of sulphur. To be called flowers of sulphur it has to have been purified by sublimation. Ground powdered sulphur is a cheaper and inferior product.