Description
Product Overview
Drometrizole Trisiloxane (Mexoryl XL, CAS 155633-54-8) is a broad-spectrum organic UV filter covering both UVA and UVB, developed for high photostability and excellent skin feel. As a silicone-based sunscreen, it provides long-lasting protection, water resistance and a silky after-feel. Widely used in premium European sunscreens and daily anti-UV care. Our bulk Mexoryl XL equivalent is GMP-produced with cosmetic-grade purity.
Physical & Chemical Properties
| Property | Specification |
|---|---|
| INCI Name | Drometrizole Trisiloxane |
| CAS No. | 155633-54-8 |
| Molecular Formula | C24H39N3O3Si3 |
| Appearance | Clear colorless to pale yellow viscous liquid |
| UV Coverage | Broad-spectrum UVA + UVB (approx. 280-380nm) |
| Solubility | Oil soluble; miscible with cosmetic oils and silicones |
| Photostability | Excellent — highly photostable |
| Assay | ≥ 98.0% |
| Storage | Sealed, cool dry place, 24 months |
Key Benefits for Formulation
- True broad-spectrum UVA+UVB coverage in one filter
- Excellent photostability, minimal degradation under UV
- Water-resistant, suitable for waterproof formulas
- Silky, light skin feel from silicone structure
- Boosts SPF and UVA-PF in combination systems
- Premium European sun care standard
Main Applications
Sunscreens, daily anti-UV creams, BB/CC creams, foundations, lip care and after-sun products.
Why Choose Our Bulk Drometrizole Trisiloxane (Mexoryl XL)
- GMP-certified production, ISO 9001 quality system
- Cosmetic-grade purity with batch-to-batch consistency
- Full COA, MSDS and third-party testing per batch
- HALAL/KOSHER certified options available
- Flexible MOQ, global export to 50+ countries
- OEM/ODM support for sunscreen, skincare and makeup lines
Recommended Usage
Typical usage 2-10% (EU max 15% where approved).
FAQ About Wholesale Drometrizole Trisiloxane (Mexoryl XL)
Q: What is the CAS?
155633-54-8.
Q: Is it oil soluble?
Yes, oil-soluble silicone-based filter.
Q: What UV range?
Broad-spectrum UVA+UVB, approx. 280-380nm.
Q: Is it photostable?
Yes, excellent photostability.
Q: Do you provide COA?
Yes, per-batch COA included.
Q: What is the MOQ?
25kg/drum; samples available.
Inquiry & Cooperation
As a professional cosmetic raw material manufacturer with 20 years of export experience, we supply high-quality Drometrizole Trisiloxane (Mexoryl XL) at competitive bulk prices. Contact our sales team for spec sheets, COA and samples.
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