View Larger Imageadd to Comparesharechina Factory Sodium Formaldehyde Sulfoxylate Sfs /Rongalite 98%

• CAS No.: 149-44-0
• Formula: Nahso2.CH2o.2H2O
• EINECS: 205-739-4
• Type: Synthesis Material Intermediates
• Appearance: Lump
• Quality: Industrial
• Model NO.: SFS /rongalite 98%
• Colour: White
• Transport Package: 50kg/Drum
• Specification: slack
• Trademark: DY
• Origin: China
• Production Capacity: 5000 Tons/Month

Product Description

Sodium Formaldehyde Sulfoxylate SFS /rongalite 98%

1) Description:

    Chemical name: Sodium Formaldehyde Sulfoxylate

     Commercial name: Rongalite

     Molecular Formula: NaHSO2.CH2O.2H2O

     Molecular Weight: 118.0875

    Specific Gravity: 1.8

    Melting point: 64ºC

    Heat of Fusion: 54.84 KJ/mol (13.2 Lcal/mol)

    Hygroscopic Point: Relative Humidity 60%

   Stable Pour-Point: 50 ºC max 45% (20 ºC): 1.2 dose of water is necessary for dissolving away 1     dose of     Rongalite at 20°C. 50%(70 °C):1 dose of water is necessary for dissolving avay 1     dose of Rongalite at 70°C

 

2) Specification:

     

Item	First grade	Superior grade
NaHSO2·CH2O Content%	98% min.	99% min.
State of Solution	Be soluble in water and appear in clarification or microturbidity	Be soluble in water and appear in clarification or microturbidity
Sulphide	Not in dark	Not in dark
Alkalinity as sodium carbonate	3.0% max.	1.5% max.
Odor	Slight	Slight
Cu & Mn	5ppm max.	3ppm max.

 

3) Application:

   Mainly used as a discharging agent, color-discharging agent, reductant in printing a dyeing     industry.
    Also used as an activating agent for production styrene-butadise rubber and synthetic resin.
    Also used to decolourize and bleach some organic matters, for example: as a bleaching agent in synthetic rubber, sugar-making, and food industry.
  

 

4) Package:

     50KG/iron drums with polyethylene liner.

   

For more details, please contact with Penny.