ZDDP2203 refers to Zinc Dioctyl Primary Alkyl Dithiophosphate. This product features excellent oxidation and corrosion resistance, anti-wear, extreme pressure properties, and thermal stability in particular, and it offers favorable oil solubility, additive compatibility, and Demulsification as well.
| Item | Index | Test Method |
| Appearance | Light yellow to amber transparent liquid | Visual Inspection |
| Density (20C), kg/m3 | 1060- 1150 | SH/T0604, ASTM D4052 |
| Kinematic Viscosity (100C), mm2/s | Report | GB/T265, ASTM D445 |
| Flash Point (COC), C | ≥ 180 | GB/T3536, ASTM D92 |
| pH value | ≥5.8 | SH/T0394-1996, Annex A |
| Zn Content, m% | 8.5- 10.5 | NB/SH/T0824, ASTM D4951 |
| P Content, m% | 7.5-8.8 | NB/SH/T0824, ASTM D4951 |
| S Content, m% | 14.0- 18.0 | SH/T0303, ASTM D1552 |
| Color, number | ≤2.0 | GB/T6540, ASTM D1500 |
| Water Content, m% | ≤0.03 | GB/T260, ASTM D95 |
| Mechanical Impurities, m% | ≤0.07 | GB/T511 |
It is used in the formulation of premium diesel engine oils with the combination of sulphonate detergent and ashless dispersant, and in anti-wear hydraulic oils when combining with other additive packages.
Recommended dosage: 0.5%-3.0% (wt%).
Store in a dry place at temperature not exceed 45ºC in long term. The shelf life is approx. 24 months.
190kg/bunghole drum.
Consult material safety data sheet (MSDS) for additional handling information.














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