Application: Runlube 8230 is Diphosphorus Pentasulfide, Propoxylated, Esterified with Diphosphorus Pentaoxide, and Salted by Amines, C12-14-Tert-Alkyl, EC number: 6931-384-6 As a multifunctional, ashless additive, which exhibits excellent load  carrying capacity, anti-wear and corrosion inhibiting properties.