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Capstone™ FS-35

Aqueous nonionic fluorinated surfactant that is VOC-free, APEO-free, nonflammable, and stable in acidic, basic, brine, and hard water environments.




Product Overview

Capstone™ FS-35 is a nonionic fluorosurfactant that creates very low surface tension in aqueousor solvent-based products, facilitating better wetting, spreading, leveling, and other helpful properties. FS-35 is VOC-free, APEO-free, and compatible with additives and resins of any ionic class.

Product Specifications

Appearance: Light yellow to dark amber liquid
pH: 5.5-7.5 g/mL
Specific Gravity: 1.1 g/mL
Stability: Freeze-thaw stable
Composition: 25% solids
Shelf Life: 5 years

Features & Benefits

Compatible with additives and resins of any ionic class
Stable in acidic, basic, brine, and hard water environments
Provides wetting and leveling
Lowers surface tension
Reduces surface defects
Compatible with hydrocarbon surfactants Improved etching efficiency
Effective plating bath aid


Floor Care, Water Based (Finishes, Waxes, and Polishes), Concentrated Cleaning Solutions, Aqueous-Based Paints and Inks, Stability and Surface Activity in Brine and Aggressive (Acidic and Basic) Media

Related Products

Capstone™ Fluorosurfactants

Capstone™ fluorosurfactants enhance formulations by substantially reducing surface tension, and by improving properties such as wetting and spreading, leveling, penetrating, foaming control, chemical stability and thermal stability.

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