China Supplier 99% Top Quality Most Competitive Price Best Services 50kg/Drum White Lump Sfs Sodium Formaldehyde Sulfoxylate Rongalite C for Textile Auxiliary

• CAS No.: 149-44-0
• Formula: Nahso2.CH2o.2H2O
• EINECS: 205-739-4
• Certification: ISO
• Purity: 90%~99%
• Type: Sodium Sulfoxylate Formaldehyde
• Model NO.: 99%
• Appearance: Powder
• Grade Standard: Industrial Grade
• Sample: Available
• Shelf Life: 2 Years
• Transport Package: 50kg/Drum
• Specification: 99%
• Origin: China
• HS Code: 2831101000
• Production Capacity: 5000tons Per Week

Product Description

China supplier 99% top quality most competitive price best services 50kg/drum white Lump SFS Sodium Formaldehyde Sulfoxylate Rongalite C for Textile Auxiliary

1. Chemical formula: NaHSO2.CH2O.2H2O
2. Standard: HG/T2281-2006

3. Physical appearance: White nubby or powdery solid.

4. CAS No.: 149-44-0

5. Other Names: Sodium Formaldehyde Sulfoxylate

6. EINECS No.: 205-739-4
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.
Storage
Should be stored in a dry, cool and dark place. Protected from moisture, avoided exposure to direct sunshine. Don't to let it be
rained on. Be sure not to store it together with oxidant and acid, no presence of acidic vapour in storage life is one year.