https://www.silfluosilicone.com/products/la-11-a-modified-trisiloxane-and-an-silicone-surfactant.html (It is a substitution of silwet l 77) A modified Trisiloxane and an silicone surfactant with super spreading property. It makes the water surface tension lower down to the 21.0mN/m at the concentration of 0.1%(wt.).All Rights Reserved