Basic Information
-Chemical formula: \mathbf{NaClO_3}-
Molecular weight: 106.44-
CAS number: 7775-09-9-
Appearance: Colorless or white cubic crystal system, salty and cool taste
Physicochemical properties
-Solubility: Very soluble in water (about 100g/100mL at 25 °C)℃), slightly soluble in ethanol
-Stability: Stable at room temperature; Decompose above 300 °C℃, release oxygen and generate sodium chloride
-Moisture absorption: Strong, easily hygroscopic and prone to clumping
-Acidity and alkalinity: The aqueous solution is neutral
-Core feature: Strong oxidant
main purpose
-Paper bleaching: producing chlorine dioxide (ClO₂)₂) for pulp bleaching (the world's largest use)
-Water treatment: preparation of ClO2₂for disinfection of drinking water, sewage, and food equipment
-Agriculture: Non selective herbicides (weed control on wasteland, railways, airports)
-Chemical raw materials: manufacturing sodium chlorite, perchlorate, dyes, explosives, matches
-Printing and dyeing metallurgy: oxidants, mordants; Used for ore processing and seawater bromine extraction