Model Number: HMHT0033-4
Other Name: SFS; Rongalite C; Sodium Formaldehyde Sulfoxylate
Standard: HG/T2281-2006
CAS NO.: 6035-47-8/ 149-44-0
MF: NaHSO2·CH2O·2H2O
MF Weight: 154.12
H.S. CODE NO.: 28311020
Purity: 98% min.;99% min.
Physicochemical Properties
It is prepared by combining formalin with sodium bisulfite and then reducing it. The chemical name is sodium formaldehyde sulfoxylate, and the chemical formula is CH2(OH)SO2Na. It is white block or crystalline powder, odorless or slightly leek odor.
Technical Specifications
| Item |
First grade |
Superior grade |
|
NaHSO2·CH2O Content% |
98% min. |
99% min. |
|
State of Solution |
Be soluble in water and appear in clarification or micro turbidity |
Be soluble in water and appear in clarification or micro turbidity |
| Sulfide |
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. |
Packaging Types
We can provide 25kg bag; 50kg iron drum or as per customers' requirement
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Applications
For resist printing with nigrosine and soluble vat dyes. Used as bleaching agent in food industry, soap industry, rubber synthesis and sugar, etc.
In the printing and dyeing industry, it is used as a whitening agent, a reducing agent, a bleaching agent, and in the production of indigo dyes and vat dyes.
Used in the polymerization of synthetic rubber, sugar and vinyl compounds.
Storage/Transport Information
Stored in a dry, cool, and dark place.
Protected from moisture and avoided exposure to direct sunshine.
Don’t let it be rained on.
Be sure not to store it together with oxidant and acid, no presence of acidic vapor in storage.
Wuxi High Mountain Hi-tech Development Co., Ltd is a professional industrial company engaged in special
chemical production, technology research & development, and import & export. The company focuses on the
production, trade, and research & development of various chemical products.
Since its establishment, the company has been concentrating on constructing an international marketing
network and optimizing supply chain management, where we have established a long-term strategic
cooperation relationship with numerous large enterprises at home and abroad.
Relying on our wide business channels and professional experience, we are more skillfully
providing products of stable but differentiated quality, along with flexible, highly efficient & considerate
service to satisfy our partner at more competitive pricing.
In line with the principle of sharing the preferential cost and joint development, the company has formed
an interesting community for years with its customers at home and abroad. Sincerely to build up a pleasant
mutual trust, cooperative, win-win, and value-added sustainable partnership is what we are achieving to grow
together with you!
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Our products are sold all over the world, you can rest assured.
