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Viridisol® T or Tetrahydrofurfuryl Alcohol (THFA) is a low-cost biodegradable solvent based on furfural derived from corn cobs.
Suitable for direct agricultural use even in high regulatory environments such as California. Applications can be found in printing inks, reactive diluents for epoxy resins and as a replacement for Freon in electronics cleaner systems.
CAS number: 97-99-4
Boiling point, °C: 178
Freezing point, °C: Below -80
Density (20°C): 1.054
Refractive index (20°C): 1.452
Latent heat of vaporization, cal./g: 120.6
Flash point (Tag, open Cup), °C: 84
Solubility in water at 25°C, g/100g: Miscible
Relative evaporation rate (n-butylacetate 1.00): 0.03
Hansen Solubility Parameters
Nonpolar: 9.8
Polar: 5.0
Hydrogen bonding: 7.8
Primary Chemistry: Tetrahydrofurfuryl Alcohol
High purity grade
High solvent power
Water soluble
Low volatility
Low toxicity
Color stable
Biodegradeable
EPA/FDA approved for biocides and pesticides
Restrictions regarding the use of solvents in agriculture applications.
Solvents that are not biodegradable.
Hazards associated with the use of Freon used in electronics cleaning systems.
Cleaning solvent
Agricultural precursor
Solvent for coatings
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