👉 Naphtholsulphonate is a type of compound that contains two hydroxy groups. It is a synthetic chemical compound used in the pharmaceutical industry for its antimicrobial and antioxidant properties. Naphtholsulphonate is also known as sulphonamide or sulphonolactone. It can be found naturally in plants such as cacao, cocoa beans, and sugar cane, but it is primarily synthesized in the pharmaceutical industry to help prevent bacterial growth on surfaces.