RF2204 Zinc Primary-secondary Alkyl Dithiophosphate
Product Introduction:

RF2204 refers to Zinc Primary-secondary Alkyl Dithiophosphate. It provides outstanding anti-wear properties as well as good storage, hydrolytic stability, anti-oxidation property and thermal stability. This product is widely used in a variety of oil applications, mid-tier and premium gasoline engine oil and industrial oil formulation in particular. 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.