Phenylbenzimidazole Sulfonic Acid(Ensulizole)

CAS No. :27503-81-7
Molecular weight :274.295
Density: 1.5±0.1 g/cm3
Boiling point :N/A
Molecular formula :C13H10N2O3S
Melting point: 300 °C
Appearance:White crystalline powder
Odour:Characteristic, conforms to standard
Specific Absorption(1%, 1cm at 302nm):920~990
Assay (Titration):98.0%~102.0%


·Highly effective UVB absorber with an UV absorbance of min. 920 at around 302 nm which forms water-soluble salts with the addition of a base(AVB,TiO2)
·Practically odorless, excellent stability, compatible with other ingredients and packaging
·Excellent photostability and safety profile
·Very suitable for water-based transparent sunscreen products such as gels or sprays as well as for creams and lotions