CAS 131-57-7
AAKO name AakoSun BP3
EC 205-031-5

Product description

AakoSun BP3 is better known as Benzophenone-3. It is an organic, oil-soluble sun filter that absorbs both UV-A and UV-B radiation. Benzophenone-3 is being used in a wide range of cosmetic products to provide an appropriate Sun Protection Factor (SPF) in sunscreens or to protect cosmetics against UV radiation. It also protects colorants against fading and helps stabilizing fragrances and active ingredients against degradation or oxidation.

Approved for the use in sun care preparations in many countries worldwide.

  • In Europe max 6% in sunscreens and 0.5% in other cosmetic products.

Benzophenone-3 is also known under the names Oxybenzone, 2-Hydroxy-4-Methoxybenzophenone.



  • Most commonly used chemical UV filter.
  • High resistance to thermal degradation.
  • Compatible with a wide variety of polymers.


Chemical structure

Chemical structure of Benzophenone-3


Packaging & storage

AakoSun BP3 is available in the following packaging type:

  • Carton paper boxes of 25 kg

Must been stored in a closed container under dry, cool conditions. Has a minimum shelf life of 4 years under appropriate conditions of storage.



  • Cosmetics
  • Hair care
  • Skin care
  • Sunscreens
  • Fragrances