Tinosorb S

Product Description

Our High Purity Tinosorb S is sourced from our advanced synthesis facility, ensuring the highest stability for premium sun care formulations. As a broad-spectrum oil-soluble UV filter, it functions through high-efficiency absorption of both UVA and UVB rays, providing a scientific foundation for synergistic SPF enhancement. In the evolving global sunscreen market, Tinosorb S has become the industry standard for creating long-lasting, photostable protective barriers without skin irritation.

Product Specification

• Chemical Name: Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine
• CAS No.: 187393-00-6
• Appearance: Light yellow powder
• Purity (HPLC): ≥ 99.0%
• λ max: 341 nm / 362 nm
• Solubility: Soluble in cosmetic oils and UV filters

Key Benefits & Applications

• Broad-Spectrum UV Absorption: Provides dual protection against UVA and UVB irradiation to prevent premature photoaging.
• Photostability Enhancement: Acts as a powerful stabilizer for other UV filters like Avobenzone, preventing rapid degradation.
• Excellent Safety Profile: Non-estrogenic and suitable for sensitive skin products due to minimal dermal penetration.
• Applications: High-SPF daily sunscreens, anti-aging moisturizers, and high-performance sports lotions.

Formulation Guidelines

• Usage Level: 1% – 10% depending on regional regulatory limits (e.g., 10% in EU).
• Processing: Should be dissolved in the oil phase before emulsification; compatible with a wide range of cosmetic emollients.
• pH Stability: Stable across a broad pH range typical for cosmetic emulsions.
• Synergy: Combine with Avobenzone for superior UVA stabilization and comprehensive spectral coverage.