Quick Product Information

Product NamePhenyl-Benzimidazole-Sulfonic-Acid
CAS Number27503-81-7
Chemical FormulaC13H10N2O3S
Supply OriginChina
DocumentsCOA / SDS / TDS / Specification available upon request
InquiryRequest Quotation →

Product Overview

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, with quality documentation, export coordination, and logistics support.

Applications & Uses

  • Water-soluble UVB sunscreen filter
  • Lightweight daily sunscreen formulation active
  • Hydrophilic UV protection in aqueous formulations
  • After-sun lotion and daily moisturizer UV protection
  • Synergistic UV filter in combination sunscreen
  • Skin care product with SPF protection
  • Cosmetic sun protection ingredient

Why Source Phenyl-Benzimidazole-Sulfonic-Acid Through SUNCHEM?

Phenyl-Benzimidazole-Sulfonic-Acid sourcing requires careful verification of manufacturers, compliance with export documentation, and proper logistics management. SUNCHEM supports global customers by connecting them with qualified Chinese producers and managing the key steps from sourcing to shipment.

Qualified Producer Selection

We help customers identify suitable Chinese manufacturers based on product specifications, production scale, quality records, and export capability.

Quality & Document Support

We coordinate documents including COA, MSDS, TDS, product specifications, and other export-related documents required for international trade.

Export & Logistics Coordination

SUNCHEM works with experienced logistics partners to ensure safe and compliant shipment arrangements, including proper handling for regulated materials.

Flexible Sourcing Solutions

Whether you require regular commercial supply, trial orders, or long-term procurement support, we match suitable supply sources to your requirements.

Long-Term Supply Management

We help manage supplier communication, quality follow-up, shipment schedules, and supply chain stability.

Ready to Source Phenyl-Benzimidazole-Sulfonic-Acid from China?

Send us your required purity, quantity, destination port, and documentation needs. Our team will respond with quotation details and available product documents.

Basic Info

Chemical Synonym(s)PHENYLBENZIMIDAZOLSULPHONICACID; Novantisol; 2-phenyl-1H-benzoimidazole-5-sulfonic acid; 2-Phenyl-1H-benzo[d]imidazole-5-sulfonic acid; Ensulizole;
CAS Number27503-81-7
Chemical Formula

C13H10N2O3S

Characteristics

Density1.497g/cm3
Melting Point300ºC
Flash Point>100ºC
Water Solubilitysoluble
pka-0.87±0.40(Predicted)
colorWhite
Merck14,3593
BRN922664

Frequently Asked Questions

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