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Sodium Hydrosulphite ( another name : sodium dithionite / sodium hyposulphite )
General Description of Sodium Hydrosulphite :
(1) Appearance : It is a white sand -like crystals or yellowish powder chemicals
(2) Security Description : toxic , getting fire or explosion occurred , decomposing toxic gases
(3) The description of a spontaneous combustion hazard , instability explosive , toxic (aqueous solution )
ABOUT SAFETY : Avoid contacting it with moisture, acids, oxidizing chemicals and combustible organic
HG/T 2074-2011 Product Specification
Items | Special | First | Normal |
sodium hydrosulfite(Na2S2O4)% , ≥ | 90.0 | 88.0 | 85.0 |
physical appearance | white crysal powder | ||
smell | no smell or slightly SO2 smell | ||
state when dissolved | Clear or slightly muddy when dissolved in formaldehyd |
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