Factory on Sale Formaldehyde Sodium Sulfoxylate Powder
|Min. Order (Pieces)||FOB Price|
|1+||US $1-2 / Piece|
Rongalite lump, Rongalite powder are of a sort but in different forms, their chemical composition is all the same. Three types of Rongalite product are supplied to meet customer's demand in application.
Chemical name: Sodium Formaldehyde Sulfoxylate
Commercial name: Rongalite
Mloleculare Weight: 154.12
Specific Gravity: 1.8
Melting Point: 64ºC
Heat of Fusion: 54.84KJ/MOL(13.2KCAL/MOL)
Hygroscopic point: Relative Humidity 60%
Stable pour-point: 50ºCmax
Solubility: 45%(20ºC):1.2 dose of water is necessary for dissolving away 1 dose of Rongalite at 20ºC
50%(70ºC):1 dose of water is necessary for dissolving away 1 dose of Rongalite at 70ºC.
To be nominated for rongalite is for the reason that it serves the color-discharging function to fabrics as well as its appearance. Under different cooling conditions, it solidifies out into white lumps or powder.
Content of NaHSO2CH2O 98%min.
State of solubelness Water solution clear or microturbid
Sulphide No presence of black is allowed
Smell No smell or a little leek.
It is mainly used as a discharging agent, reductant in printing and dyeing industry, as an activating agent for production styrene-butadise rubber and synthetic resin, also be used to decolourize and bleach some organic matters. For example: as a bleaching agent in synthetic rubber etc. it may be substituted for the sodium hydrosulfite in some special conditions.