| Chemistry name: | sodium hyposulfate |
| M Formula: | Na2S2O6•2H2O |
| Properties: | |
| Large, transparent crystals; bitter taste. D 2.189 (25C), loses 2H2O at 110C, decomposes at 267C. Soluble in water; insoluble in alcohol and concentrated hydrochloric acid. Combustible. | |
| Use: | |
| Chemical reagent. | |