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819 Photoinitiator UV BAPO CAS 162881-26-7

July 24, 2023

Latest company news about 819 Photoinitiator UV BAPO CAS 162881-26-7

Properties of In Stock UV Photoinitiator BAPO Irgacure 819/Photoinitiator 4MBP

Product Photoinitiator 819
Chemical name phenyl bis(2,4,6-trimethylbenzoyl)-phosphine oxide
Molecular formula C26H27O3P
CAS No. 162881-26-7
Structure formula  
Quality indicators
Appearance Pale yellow crystalline powder
Content ≥99%
Melting point 131-135°C
Volatile ≤0.2%
Ash ≤0.1%
Application This product is suitable for UV curable varnish and paint system, such as for wood, paper, metal, plastic, fiber, and printing inks and prepreg system and so on.
Storage and packing This product should be sealed and stored in a closed, dry, dark place and avoid sunlight. 25 kg cardboard or cardboard boxes can also be packaged according to customer requirements.


Based on the diverse downstream needs, companies in the industry often need to have 8-10 kinds of photoinitiators, and most photoinitiator manufacturers only have the ability to supply a single or a few types of products.

Therefore, if you are worried about purchasing by yourself, please contact immediately.

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