UV 327, Tinuvin 327, CAS 3864-99-1

Chemical Name:


Formula C20H24N3OCl  
Molecular Weight 357.9
CAS# 3864-99-1


UV 327, Ultraviolet Absorber 327, Tinuvin 327

Physical Properties:

Appearance Yellowish crystalline powder
Melting Point 154-157 
Ash ≤0.1%
Loss On Drying ≤0.5%
Purity ≥99%(HPLC)
Transmittance 460 nm≥95%   500 nm≥97%


UV 327 shows good thermal stability, low volatility, good compatibility with polyolefins. It hardly absorbs visible light, especially suitable for colourless, transparent and light-coloured products. Tinuvin 327 is suitable for polyolefin, polyvinyl chloride, polymethyl methacrylate, polyoxymethylene, polyurethane, and ABS resin, especially suitable for polypropylene fiber.

Recommended dosage: polyolefin 0.2-0.6%, PVC 0.2-0.5%, ABS resin 0.3-0.5%.

Handing and safety:

>For additional handing and toxicological information, please consult us for Maternal Safety Date Sheet.


20 KG cartons or drums


UV tinuvin 327 tds baoxu chemical

UV tinuvin 327 msds baoxu chemical