Omnistab UV BP 12 (UV 531) – CAS: 1843-05-6

About Omnistab UV BP 12 (UV 531) – CAS: 1843-05-6

Omnistab UV BP 12 is a benzophenone grade. Acts as a UV absorber. Imparts good light stability when used in combination with a hindered amine light stabilizer (HALS).

  • CAS number: 1843-05-6
  • Chemical name: 2-Hydroxy-4-n-octoxybenzophenone
  • Moleculair formula: C21H 26O3
  • Molecular weight (g/mol): 326.43
  • Content (%): 99.00 min
  • Melting point/range (ºC): 47 - 49
  • Transmittance 460 nm (%): 95.00 min
  • Transmittance 500 nm (%): 97.00 min
  • Ash (%): 0.10 max
  • Product form(s): Crystalline powder, Flake, Granular, Powder
  • Packaging option(s): Carton
Product Data Sheet
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Product Data Sheet

Omnistab UV BP 12 (UV 531) – CAS: 1843-05-6

Date: Tuesday, Jun 25, 2024

Product Composition

CAS number:1843-05-6
Chemical name:2-Hydroxy-4-n-octoxybenzophenone
Moleculair formula:C21H 26O3
Molecular weight (g/mol):326.43

Product Specification

Content (%)99.00 min
Melting point/range (ºC)47 - 49
Transmittance 460 nm (%)95.00 min
Transmittance 500 nm (%)97.00 min
Ash (%)0.10 max
Product form(s):Crystalline powder, Flake, Granular, Powder
Packaging option(s)Carton
REACH compliance
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Regulation EC N˚ 1907/2006

Omnistab UV BP 12 (UV 531) – CAS: 1843-05-6

Date: Tuesday, Jun 25, 2024

According to Regulation (EC) N˚ 1907/2006 of the European Parliament and of the Council of 18 December 2006 concerning the Registration, Evaluation, Authorization and Restriction of Chemicals (REACH), all chemical substances on their own, contained in preparations, or in articles, manufactured, imported or used, should comply with the requirements of REACH.

In its role as importer and downstream user Partners in Chemicals has taken its responsibility to continuously consult with its suppliers outside the European Union (EU) about the responsibilities and requirements of REACH and will continue to do so.

In this light, we can inform you that the product that Partners in Chemicals currently supplies to you, Omnistab UV BP 12 (UV 531) – CAS: 1843-05-6, is a product that is registered with the European Chemicals Agency (ECHA) in compliance with the tonnage band of 100-1000mt. The registration number: 01- 2119557833-30-XXXX.


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