Tall Oil Fatty Acid
| Formula: | Variable (mainly C₁₈H₃₂O₂ and C₁₈H₃₄O₂ components) |
| CAS Number: | 61790-12-3 |
| EC Number (EINECS): | 232-307-2 |
| HS Code: | 15159000 |
| UN Number: | Not classified as dangerous goods |
| IUPAC Name: | Mixture of C₁₆–C₁₈ fatty acids |
| Also Known As: | TOFA; Crude Tall Oil Fatty Acid |
| Molecular Weight, g/mol: | Approx. 282–284 (average) |
Typical Specifications
| Appearance: | Amber to dark brown oily liquid |
| Odor: | Characteristic fatty odor |
| Density, g/cm³ (at 20°C): | 0.910–0.920 |
| Refractive Index (20°C): | 1.475–1.480 |
| Packaging: | 200kg drums, 1000kg IBC, bulk tank |
Applications / Uses
Primary Applications
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Raw material for soaps, detergents, and surfactants
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Production of adhesives, coatings, and lubricants
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Manufacture of esters, fatty amines, and polymer additives
Secondary Applications
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Used in rubber processing oils and asphalt additives
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Intermediate for alkyd resins and emulsifiers
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Production of biodiesel and specialty chemicals
End Industries Served: Soaps & Detergents, Coatings, Lubricants, Adhesives, Polymers, Rubber, Biodiesel, Specialty Chemicals
Safety & Handling Information
Hazard Class (GHS): Not classified as hazardous; may cause mild skin/eye irritation
Hazard Statements (H-Codes):
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H319: Causes serious eye irritation
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H335: May cause respiratory irritation (dust or mist)
Precautionary Statements (P-Codes):
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P280: Wear protective gloves/eye protection
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P261: Avoid breathing vapors/mist
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P305 + P351 + P338: IF IN EYES – rinse cautiously with water, remove contact lenses if present
Storage Conditions
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Store in a cool, dry, ventilated area
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Keep containers tightly closed and protected from moisture
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Avoid exposure to strong oxidizing agents
Transport Information
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ADR/RID: Not classified as dangerous goods
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IMDG: Not classified as dangerous goods
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IATA: Not classified as dangerous goods