UV-T / PBSA

  • CasNo27503-81-7
  • Molecular FormulaC13H10N2O3S
  • Molecular Weight274.3
  • Purity99%
  • Packing25kg/drum
  • AppearanceWhite to off-white powder
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Product Details

Quick Details

  • CasNo: 27503-81-7
  • Molecular Formula: C13H10N2O3S
  • Appearance: White to off-white powder
  • Delivery Time: in stock
  • Packing: 25kg/drum
  • Throughput: 20 tons / month
  • Purity: 99%

2-Phenylbenzimidazole-5-sulfonic acid ( PBSA)

 

Product Name: 2-Phenylbenzimidazole-5-sulfonic acid

Alisa: UV-T, PBSA, Ensulizole/Phenyl Benzimidazole Sulphonic Acid;

2-Phenyl-1H-benimidazole,sulfonicacid

CAS No: 27503-81-7

MW: 274.3

MF: C13H10N2O3S

Properties: It is a water-soluble sunscreen component, a sulfonated UV absorber characterized by strong UVB absorption and partial UVA absorption

Specification

Test Item

Test Specification

Appearance

White to off-white powder, free of foreign matter

Identification

A.Infrared absorption <197k&197A>

B.HPLC retention time is consistent with the Ref standard

Ordor

Weak characteristic smell

Specific absorption

1%,1cm, at 302nm)

920 - 990

Loss on drying

 2.0%

Assay

98.0% ~ 102.0%

 

Functions: Mainly used in daily sunscreen and other skin care products to prevent skin aging caused by ultraviolet rays, etc., can also be used in water-based coatings, dyes, washing products.

 

Packing: Net weight 25kg/ drum

 

Shelf life: 2 years

 

    Storage and transportation: this product should be stored in a cool and dry.

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