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By certification 
Molecular formula: CnH2n-2O2
Properties:
| Appearance | Clear, light yellow to brown oily liquid |
| Purity (%) | ≥85 |
| Unsaponafiable matter (%) | ≤15 |
| Acid value (mgKOH/g) | ≥185 |
| Water | none visually observed |
| Precipitation test | none |
| Drying effect (hr) | 2-4 |
Specification
| Â | Grade I | Grade II | Grade III |
| Appearance | Clear, light yellow to brown liquid | Clear, light yellow to brown liquid | Clear, light yellow to brown liquid |
| Purity，% ≥ | 80 | 75 | 70 |
| Acid value, mgKOH/g ≥ | 215 | 205 | 190 |
| Water，% ≥ | 1 |  |  |
| Density，g/cm3 | 0.95-0.98 |  |  |
Use: in manufacture of naphthenate; as stabilizer, additive for coating, plastic, rubber, etc.
Packaging: 200L iron barrel, net weight 180Kg.