IRASOFT-T18 is a cationic surfactant (in tallow fat base) for fabric softening applications. It is suitable for low (5%) and high (20%) concentration in finished fabric softener product. This product can be used as other commercial esterquats such as Stepantex VK-90,VT-90,VS-90,VL-90 / Dehyquart AU-36,AU-46/Rewoquat WE-18.