2-Phenylbenzimidazole-5-sulfonic acid

• Product Name:2-Phenylbenzimidazole-5-sulfonic acid
• Synonyms: 2-Phenyl-1H-benimidazole,sulfonicacid 2-phenyl-1h-benzimidazole-5-sulfonicaci Novantisol Ultraviolet absorbent UV-T 2-Phenylbenzimidazole-5-Sulfonic Acid(UV-T) 2-Phenyl-1H-benzo[d]imidazole-5-sulphonic acid PHENYLBENZIMIDAZOLE-5-SULFONIC ACID UV ABSORBER-T
• CAS:27503-81-7
• MF:C13H10N2O3S
• MW:274.3
• EINECS:248-502-0
• Mol File:27503-81-7.mol
• 

phenylbenzimidazole sulfonic acid (2-phenyl-5-benzimidazolesulfonic acid; 2-phenylbenzimidazole-5-sulfonic acid, ensulizole) is one of 21 FDA-approved sunscreen chemicals for uVB absorption. It has an approved usage level of up to 4 percent in the united States and up to 8 percent in the european union. When combined with a proper base, it becomes a water-soluble sunscreen. It exhibits a very effective use level versus SPF relationship when compared to other sunscreen chemicals. In addition, when combined with other uVB absorbers, it seems to significantly boost SPF. It can also help protect a product from deterioration when exposed to uV light. Also considered excellent for use in clear sunscreen gels.

• 2-Phenylbenzimidazole-5-sulfonic acid
• 
• CAS:27503-81-7
• Min. Order: 1kg/Bag
• Purity: ≥98%
• Supply Ability: 50 T/Month
• 2026-08-04

• 2-Phenylbenzimidazole-5-sulfonic acid
• 
• CAS:27503-81-7
• Min. Order: 1KG
• Purity: 99.0%
• Supply Ability: 10000KGS
• 2025-07-05

• Company Name:NINGBO JL NEW MATERIAL CO.,LTD
• Tel:0574 88552218 18969899212
• Products Intro:Product Name:2-Phenylbenzimidazole-5-sulfonic acid
  CAS:27503-81-7
  Purity:98% Package:1kg;5kg;25kg
• CB Index:58
• Related Information:Catalog(1512)

• Company Name:FUJIAN DISHENG TECHNOLOGY CO.,LTD.
• Tel:0571-88226505 17757185101
• Products Intro:Product Name:Ensulizole
  CAS:27503-81-7
  Package:25KG;200KG
• CB Index:58
• Related Information:Catalog(41)

• Company Name:Chongqing Werlchem Fine Chemical Co.Ltd.
• Tel:023-67521957 13320292971
• Products Intro:Product Name:Phenylbenzimidazole Sulfonic Acid
  CAS:27503-81-7
  Purity:99% Package:25kg;25kg;25kg
• CB Index:62
• Related Information:Catalog(26)

• Company Name:Hangzhou Lin'an tianhong biotechnology co.,ltd.
• Tel:13606615626; 15957181975
• Products Intro:Product Name:2-Phenylbenzimidazole-5-sulfonic acid
  CAS:27503-81-7
  Purity:99% Package:1kg;10kg;100kg
• CB Index:58
• Related Information:Catalog(54)

• Company Name:Wuhan BJM Pharm Inc
• Tel:18607102166 18607102166
• Products Intro:Product Name:2-Phenylbenzimidazole-5-sulfonic acid
  CAS:27503-81-7
  Purity:99.9 Package:25KG/RMB 180
• CB Index:58
• Related Information:Catalog(242)

• Company Name:Hubei Chuchang Chemical Co., Ltd
• Tel:18 15623560702
• Products Intro:Product Name:2-Phenylbenzimidazole-5-sulfonic acid
  CAS:27503-81-7
  Purity:99 Package:5KG;1KG，25kg
• CB Index:58
• Related Information:Catalog(190)

• Company Name:Shanghai Xianggeng Technology Development Co. Ltd.
• Tel:021-021-56152668 18116302010
• Products Intro:Product Name:2-Phenyl-5-benzimidazolesulfonic Acid
  CAS:27503-81-7
  Purity:98.0~102.0% Package:1kg;20kg;100kg
• CB Index:58
• Related Information:Catalog(499)

• Company Name:J & K SCIENTIFIC LTD.
• Tel:18210857532 18210857532
• Products Intro:Product Name:2-Phenyl-5-benziMidazolesulfonic Acid
  CAS:27503-81-7
  Purity:95.0%(T) Package:250G,25G More...
• CB Index:76
• Related Information:Catalog(96815)