Sodium thiosulfate

Molecular formula:
Na2S2O3
Chemical compound:
sodium thiosulfate
Common name:

Na2S2O3 – sodium thiosulfate – is an odorless compound, and can be either white or colorless. Sodium thiosulfate typically forms crystals together with 5 molecules of water, forming Na2S2O3 * 5H2O crystallohydrate. It is used in medicine to treat skin diseases. In addition, the substance boasts anti-toxic, anti-inflammatory, and anti-burn qualities. It is also used as a photographic fixer, as a reagent in analytical chemistry, and to remove iodine from fabrics.

Similar reagents

Experiments with similar reagents

Hazard information

This reagent is considered nonhazardous according to GHS classifications. Treat all reagents with caution.