Phenylbenzimidazole Sulfonic Acid
Phenylbenzimidazole Sulfonic Acid

Phenylbenzimidazole Sulfonic Acid

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Product Overview

Description









Phenylbenzimidazole Sulfonic Acid


 


Phenylbenzimidazole sulfonic acid (C13H10N2O3S) is a common sunscreen agent. Phenylbenzimidazole sulfonic acid is primarily a UVB protecting agent providing only minimal UVA protection. 


 


Product Description
INCI Name                  : Phenylbenzimidazole Sulfonic Acid



Chemical Name           : 2-Phenylbenzimidazole-5-sulfonic acid, 98%



CAS No                       : 27503-81-7


 


EINECS No                 : 248-502-0



Molecular Formula      : C13H10N2O3S



Molecular Weight        : 274.29


 


SPECIFICATION




































Sr.



Test



Specification



01



Appearance



White to off white powder, almost odorless.


 



02



Identification (By IR)



The IR spectrum should be concordant with IR spectrum of the working standard



03



Loss on drying (% w/w)


(for 4hrs at 105OC)



Not more than 0.2 %



04



Absorbance at 302 nm


(on dried basis)



Should no differ by more than 3.0 %



05



Assay (By Titration)


(% w/w, on dried basis)



Not less than 98.0 % and not more than 102.0 %




Applications :


Sunscreens, Personal Care products, Sun Care, Baby Sun Care, Daily Skin Care, Decorative cosmetic with sun protection, Broad spectrum UV-A filter


 



Functions : UV Booster, UV Protection, UV Light Absorber, Anti-Ageing, Skin Care, Sun Care, Hair Care, Water soluble UV filter


 



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