Bemotrizinol, also called Bis-ethylhexyloxyphenol Methoxyphenyl Triazine, which is a light yellow to yellow powder, a kind of ultra-fine organic particle technical chemical sunscreen agent, suitable for compounding solutions of high PA value sunscreen products. This chemical sunscreen has triple high-efficiency sunscreen effects, including absorption, scattering and reflection of UVA and UVB. It can fully cover the UVA band, has inherent light stability, and has good dispersion in water. When combined with other sunscreens, Bemotrizinol has an obvious synergistic effect, which can increase UVA protection, reduce skin irritation, and is suitable for use in high-PA value sunscreens.