Understanding Hyposulphite: Properties, Uses, and Safety Precautions

Hyposulphite, also known as hypobromite or bromate (BrO3), is a compound that contains bromine and sulfur. It is formed when sulfur dioxide (SO2) reacts with hydrobromic acid (HBr) or bromates (BrO3). Hyposulphite is a strong oxidizing agent and can be used to bleach or disinfect surfaces. However, it can also be toxic and corrosive, so it should be handled with caution.

In photography, hyposulphite was once commonly used as a fixer to remove unexposed silver halides from photographs. It is no longer widely used for this purpose due to its toxicity and the availability of safer alternatives.

Hyposulphite is also used in some medical treatments, such as in the treatment of certain skin conditions or as an antiseptic. However, it should only be used under the guidance of a healthcare professional due to its potential to cause skin irritation and other adverse effects.