RF2205 Zinc Secondary Alkyl Dithiophosphate
Product Introduction:

RF2205 refers to Zinc Secondary Alkyl Dithiophosphate, which is with outstanding anti-oxidation and anti-wear performance. It is able to effectively reduce engine cam and tappet wear and corrosion. This product is widely used in a variety of oil applications, especially in premium gasoline engine oil formulation. The recommended treat rate is 0.5%-2.5% (m%).

Product Technical Specification:



Test Method


Light yellow to amber transparent liquid

Visual Inspection

Density (15℃), kg/m3


SH/T0604, ASTM D4052

Kinematic Viscosity (100℃), mm2/s


GB/T265, ASTM D445

Flash Point (PMCC), ℃


GB/T261, ASTM D93

Zn Content, m%


NB/SH/T0824, ASTM D4951

P Content, m%


NB/SH/T0824, ASTM D4951

S Content, m%


SH/T0303, ASTM D1552

Color, number


GB/T6540, ASTM D1500

Water Content, m%


GB/T260, ASTM D95

Packaging Storage and Transportation:

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.