High Purity Caprylyl Methicone Silicone Skin Care CAS: 17955-88-3. High Purity Caprylyl Methicone: CAS 17955-88-3 with minimum 99% purity and 2-4 cS viscosity. Non-Greasy Skin Feel: Provides unique luxurious skin feel with easy rub-out in formulations. Broad Cosmetic Compatibility: Compatible with most cosmetic oils and waxes due to octyl pendant group. ISO Certified Quality: Manufactured under ISO certification standards for safety and quality. Versatile Application Range: Suitable for hair care, color cosmetics, skincare, sun care, and lip care. OEM/ODM Services Available: Full one-stop solution including formula design and finished product manufacturing. Rapid Lead Time: Peak and off-peak season lead times both within 15 working days. Advanced R&D Support: 14 R&D engineers providing technical service and stability testing.