Omnistab UV BP 5

Omnistab UV BP 5

· Chemical Name:2-Hydroxy-4-methoxybenzophenone-5-sodium sulfonate

· CAS:6628-37-1

· Molecular formula:C14H11O6SNa

· Molecular weight:330.29

Structural formula:
Omnistab UV BP 5

It has the greatest protective effect on the polymer, and helps to reduce the color, while delaying yellowing and retarding the loss of physical properties.It is widely used in PE, PVC, PP, PS, PC, plexiglass, polypropylene fiber and vinyl acetate and other aspects.And for dry phenolic and alkyd varnishes, polyurethane, acrylic, epoxy and other air drying products and automotive finishing paint, powder coating, polyurethane, rubber products, etc., for them to provide a good light stable effect.


Assay(%) 99.00 min
Melting Point(℃) 280.00 min
Volatile(%) 1.50 max
Heavy Metals(PPM) 5.00 max 
PH Value 6.0-6.5
Specific Extinction(%)  
285nm 460 min
325nm 270 min

Storage and transportation

25kg Drum or as customer's requirements.

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