Sodium Formaldehyde Sulfoxylate Powder / Rongalite Lump / Rongalite C Powder

Product Description

Basic Info.

Model NO.

98%

Appearance

Powder

Grade Standard

Industrial Grade

Sample

Available

Shelf Life

2 Years

Transport Package

50kg/Drum

Specification

98%

Origin

China

HS Code

2831101000

Production Capacity

5000tons Per Week

Product Description sodium formaldehyde sulfoxylate powder / rongalite lump / rongalite c powder Chemical name: Sodium Formaldehyde SulfoxylateCommercial name: RongaliteMolecular Formula: NaHSO2.CH2O.2H2OMolecular Weight: 118.0875Specific Gravity: 1.8Melting point: 64ºCStable 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
Specification

Item	Standard	Result	Conclusion
NaHSO2.CH2O.2H2O	≥98.0%	99.2%	Pass
Solution	Clear or shight turbid	Slight turbid	Pass
	No black	No black	Pass
Appearance	White powder	White powder	Pass
Cu content	/	/	/
Mn content	/	/	/
Solubility in benzene	Insoluble	Insoluble	Pass
Conclusion	First class product

Application
1) Dyeing and printing industry used as cotton, rayon, staple fiber fabrics, such as the extraction agent, reducing dyes.
2) The preparation of synthetic resin and synthetic rubber is used as redox catalyst.
3) Also used as antidote, sugar bleach, descaling agent, detergent and for the preparation of indigo dyes, VAT dyes and so on.
4) Sodium hydrogen sulfate is one of the most used reducing agents in the discharge printing, which can make the dyed color disappear.
StorageShould be stored in a dry, cool and dark place. Protected from moisture, avoided exposure to direct sunshine. Don't to let it berained on. Be sure not to store it together with oxidant and acid, no presence of acidic vapour in storage life is one year.

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