ZDDP Series Zinc Dialkyl Dithiophosphate T 202

Commonly used lubricating oil additives have excellent wear resistance, extreme pressure, and antioxidant properties
SKU: HMHT0016 Category:

Lubricant Additives / T 202 ZBPD & ZDTP-50

Basic information

  • Product: Zinc Butyl Octyl Primary Alkyl Dithiophosphate
  • CAS NO.: 68649-42-3
  • EINECS NO.: 272-028-3
  • Formula: C28H60O4P2S4Zn
  • Formula weight: 716.39


Physicochemical property

Item Index Test  Method
Appearance Light yellow to amber
transparent liquid
Visual  Inspection
Density  (20℃),kg/m³ 1080-1130 SH/T0604,ASTM D4052
Kinematic Viscosity  (100℃),mm²/s Report GB/T265,ASTM D445
Flash Point (COC),℃ 2180 GB/T3536,ASTM D92
pH value 25.5 SH/T0394-1996,AnnexA
Zn Content,m% 8.5-10.0 NB/SH/T0824,ASTM D4951
P Content,m% 7.2-8.5 NB/SH/T0824,ASTM D4951
S Content,m% 14.5-18.0 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

Packaging And Store

190kg iron drum packaging or Iso tank.

The product is packed in iron drums with a net weight of 200kg, applicable to various modes of transportation.
The maximum storage and transportation temperature shall not exceed 75℃ in short term, and shall not exceed 45℃ in long term. The shelf life is 2 years.
This product is not flammable, explosive and corrosive, with no special protection required. In case of accidental contact with skin, wash it off thoroughly with water and detergents.


RF2202 refers to Zinc Butyl Octyl Primary Alkyl Dithiophosphate (ZDDP). This product provides excellent anti-oxidation and anti-corrosion, and anti-wear and extreme pressure performance properties. It can effectively prevent engine bearing corrosion and oil viscosity increase due to high temperature oxidation. This product is light in color with good oil solubility and additive compatibility, widely used in various industrial lubricating oil applications like gear oil and hydraulic oil, as well as multiple grade engine oil formulation with the combination of detergent and dispersant. The recommended treat rate is 0.5%-3.0% (m%).

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