Phenyl Benzimidazole Sulfonic Acid Pbsa Ultraviolet Absorbent UV-T CAS 27503-81-7

• CAS No.: 27503-81-7
• Formula: C13h9n2o3s
• EINECS: 248-502-0
• Model NO.: Ultraviolet absorbent UV-T
• Type: Synthesis Material Intermediates
• Appearance: Powder
• Quality: Refined
• Colour: White
• COA: Available
• MSDS: Available
• Melting Point: 300ºC
• Solubility in Water: Soluble
• Transport Package: 25kg/Drum
• Specification: 99.0%min
• Trademark: ZH
• Origin: China
• HS Code: 29339990
• Production Capacity: 100mt/Year

Product Description

Product Description

Ultraviolet absorbent UV-T/ Cas#27503-81-7

Cas No.: 27503-81-7

Molecular Formula: C13H9N2O3S

Molecular Weight: 273.2877

EINECS No.: 248-502-0

Melting point:300°C

Solubility in water:soluble

Alias: 2-Phenylbenzimidazole-5-sulfonic acid; 2-phenyl-1h-benzo[d]imidazole-5-sulfonic acid; UV absorber-T ; 2-phenyl-1H-benzimidazole-6-sulfonic acid; 2-phenyl-1H-benzimidazole-6-sulfonate; UV-T; PBSA; Phenyl benzimidazole sulfonic acid

Appearance:White crystalline powder  

Odor: Characteristic odor, conforms to standards  

Identification:  
A. IR<197k>: The IR spectrum of the sample is consistent with that of the reference standard.  
B. UV<197u>: The absorbance coefficient at 302nm differs by no more than 3.0% from that of the reference standard.  

Shelf life: two years when properly stored

Use: It is used as a UV filter in various personal skin care formulations and cosmetics

Packing:  25kg /drum

Storage: Sealed, Avoid light, stored in dry and cool place; no mixing with toxic and hazardous articles. It is non-dangerous article, and can be transported as common chemicals; handle with care; protect against sunlight and rain.

Items	Specification
Appearance	Wihte crystalline powder
Purity	98.0%~102.0%
Loss on drying	2.0% max
Specific Absorption Coefficient (1%, 1cm, 302nm)	920 ~ 990

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