What is it?
2-Phenylbenzimidazol-5-Sulfonic Acid is a sunscreen agent and used in personal care products.

How can I avoid it?
Skin contact with 2-Phenylbenzimidazol-5-sulfonic acid is required for it to cause a rash. Discontinuation of exposure to products containing 2-Phenylbenzimidazol-5-sulfonic acid should result in improvement and/or resolution of your dermatitis. By law, all products made in the U.S. for topical use have the ingredients listed either on the product package or the box that contains it. Check the labeling of your skin care products for this ingredient. If there is no information ask your pharmacist or call the company directly. At work, request a material safety data sheet (MSDS) to help identigy potential source of exposure.

  • UVB absorbing agent
  • Creams and lotions
  • Sunscreens
Other names for 2-Phenylbenzimidazol-5-Sulfonic Acid:
  • Phenylbenzimidasol-5-sulfonic acid
  • Eusolex 232
  • Novantisol
  • 1H-Benzimidazole-5-sulfonic acid
  • 2-Phenylbenzimidazol-5-Sulfonic acid monohydrate
  • Parsol-HS
  • Absorber-T
  • Ensuizole

How safe is it?

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