25 KG carton/ drum

Long-term effective

Bis(2,2,6,6-tetramethyl-4-piperidyl)sebacate

FormulaC28H52O4N2 CAS NO.52829-07-9 Molecular Weight480.7 Purity≥99%(GC) Melting Point81-86 oC Ash≤0.1% Loss on Dry≤0.5% Transmittance  425 nm≥98%   500 nm≥99%

White crystalline powder or granule

1.UV-770 is a kind of hindered amine light stabilizer, when add a  small quantity in plastic products has a good light stability on plastic  molding.