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PHR1301

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Ensulizole(2-Phenylbenzimidazole 5-sulfonic acid)

Pharmaceutical Secondary Standard; Certified Reference Material

Synonyme(s) :

2-Phenyl-5-benzimidazolesulfonic acid, Ensulizole

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About This Item

Formule empirique (notation de Hill):
C13H10N2O3S
Numéro CAS:
Poids moléculaire :
274.30
Numéro MDL:
Code UNSPSC :
41116107
ID de substance PubChem :
Nomenclature NACRES :
NA.24

Qualité

certified reference material
pharmaceutical secondary standard

Niveau de qualité

Agence

traceable to USP 1530809

Famille d'API

ensulizole

CofA (certificat d'analyse)

current certificate can be downloaded

Technique(s)

HPLC: suitable
gas chromatography (GC): suitable

Pf

>300 °C (lit.)

Application(s)

environmental
pharmaceutical (small molecule)

Format

neat

Température de stockage

2-8°C

Chaîne SMILES 

OS(=O)(=O)c1ccc2[nH]c(nc2c1)-c3ccccc3

InChI

1S/C13H10N2O3S/c16-19(17,18)10-6-7-11-12(8-10)15-13(14-11)9-4-2-1-3-5-9/h1-8H,(H,14,15)(H,16,17,18)

Clé InChI

UVCJGUGAGLDPAA-UHFFFAOYSA-N

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Description générale

Pharmaceutical secondary standards for application in quality control, provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards.

Application

Ensulizole(2-Phenylbenzimidazole 5-sulfonic acid) may be used as a pharmaceutical reference standard for the determination of the analyte in sunscreen formulations by high performance liquid chromatography (HPLC) technique.
These Secondary Standards are qualified as Certified Reference Materials. These are suitable for use in several analytical applications including but not limited to pharma release testing, pharma method development for qualitative and quantitative analyses, food and beverage quality control testing, and other calibration requirements.

Remarque sur l'analyse

These secondary standards offer multi-traceability to the USP, EP (PhEur) and BP primary standards, where they are available.

Autres remarques

This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis.

Note de bas de page

To see an example of a Certificate of Analysis for this material enter LRAC0273 in the slot below. This is an example certificate only and may not be the lot that you receive.

Produit(s) apparenté(s)

Réf. du produit
Description
Tarif

Code de la classe de stockage

11 - Combustible Solids

Classe de danger pour l'eau (WGK)

WGK 1

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable


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Certificats d'analyse (COA)

Lot/Batch Number

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Consulter la Bibliothèque de documents

J Shokri et al.
Drug research, 63(11), 591-596 (2013-07-12)
There is a serious concern about the topical and systemic absorption of organic ultraviolet filters in sunscreen formulations and subsequent phototoxic and photo allergic reactions. Ideally, a sunscreen should localize in the surface of stratum corneum and create a barrier
Ashley R Heurung et al.
Dermatitis : contact, atopic, occupational, drug, 25(6), 289-326 (2014-11-11)
Sunscreen is a key component in the preventive measures recommended by dermatologists and public health campaigns aimed at reducing sunburn, early skin aging, and skin cancer. To maximize compliance, adverse reactions to sunscreens should be minimized. Although inactive ingredients cause

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