High quality for Sodium Sulphite Anhydrous 96% Na2so3 industrial grade
Molecular FormulaNa2SO3Molecular weight126.04Appearancewhite or yellowish powderPH valune9~9.5(alkaline)Solubilityat 40 ºC, the highest solubility is about 37.4g/100 ml of water.Oxidizabilityoxidize to sodium sulfate when contacting with air.Decomposabiltydecompose into sodium sulphide at high temperatureRatio2.633 (15.4ºC) Refractive Index1.565
(1) Industry Grade : Used in Dyeing and printing Industry ,as dechlorinating agent and bleaching agent, in leather and tanning industry as bleaching agent , developer agent , reductant agent , stabilizer agent , or used in papermaking, electronic and water treatment industry.
(2) Photo Grade: In the photographic industry as component of developer bath .
(3) Pharmaceutical Grade : pharmaceutical industry for the production of chloroform, benzene and formaldehyde phenylpropanoid Sulfone