... , the effectiveness of YS 770 is less dependent on the polymer’s thickness. For this reason the ... range between 0.1% and 0.5%, depending on the substrate, processing conditions and application. The optimum ... (Log Pow, 20~25°C) 0.35Handling & Safety In accordance with good industrial practice, handle with care ... detailed information please refer to the material safety data sheet. Light Stabilizer 770