Phenylbenzimidazole sulfonic acid (PBSA/Ensulizole) is a water-soluble UVB filter used in sunscreen formulations, providing photostable UVB protection with a lightweight, non-greasy feel in aqueous-based sun care products. SUNCHEM supports international buyers with PBSA sourcing from qualified Chinese producers, 高品質のドキュメント付き, 輸出調整, 物流サポート.

