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Purity: 98%
Grade Standard: Industrial Grade,Medicine Grade
Other Names: Tetraethylammonium perfluorooctanesulfonate
CAS No.: 56773-42-3
Model Number: FC-248
Application: Organo fluorine chemicals
Appearance: White powder
Place of Origin: China (Mainland)
MF: C16H20F17NSO3
Trade name: FC-248


Chromic acid fog inhibitor  FC-248


Inhibitor of chrome acid fog

Tetraethyl ammonium, perfluorooctanesulfonate (FC-248)


Trade name: FC-248

Chemical name: Tetraethylammonium perfluorooctanesulfonate

Molecular formula:C16H20F17NSO3

Molecular weight:629

Assay: 98%

Appearance:White powder  

Surface tension: 22mN/m(0.1% aqueous solution) 


1. Used as chrome-fume suppressor for both decorative and functional chromium plating. (level of addition: 25mg~50mg/ liter )
2. Used as wetting agent, leveling agent and antistatic agent for photographic paper and film
3. Used as wetting agent for glass etching and opacification baths
4. Used as wetting agent for acid baths for metal surface treatment  e.g. Anodizing baths, chromatizing baths.
5. Used as demould agent for plastic

Package: 25KGS/DRUM

Shipment: General chemicals 

Chromic acid fog inhibitor FC248 CAS56773423

Wuhan Excellent Voyage Chemical Co.,Ltd, Specialized in manufacturing  and exporting electroplating intermediates(Such as Copper Plating, Nickel Plating, Zinc Plating, Chrome Plating); Organic Fluoro Chemicals; oil field chemicals, additives of lithium battery; Silane coupling agent, cross linking agent. and extensive integration of new materials in the field of silicone development, production and sales of resources to provide customers with the best quality products and services. We welcome the advisory and procurement.


the company has 3000 square meters of production base in Xiaogan City, Hubei province construction company; relying on the perfect quality management system, advanced production technology, strong R & D strength, deep industry background resources and the ability of resource integration, to provide high-quality products and technology solutions for our customers. We focus on products and services for customers to provide more quality.


at present, the company has a variety of senior technical experts, numbers of advanced testing equipments, and establish good relationship with some of famous institutions for cooperation. We firmly believe that the quality of products and customer trust comes from our constant scientific management and unremitting innovation.


the above is about the details of the product introduction, function and mechanism, packaging and storage, if you have any questions and suggestions on the use of the product, function, content, specifications, standards, characteristics, properties, price, market, market prospects or something else, please contact Wuhan Excellent Voyage, we are here any time!