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Hindered Amine Light Stabilizer UV944 CAS No. 70624-18-9 Light Stabilizer UV944 Chemical name: Poly-{[6-[(1,1,3,3-tetramethylbutyl)amino]-1,3,5-triazine-2,4-diyl][(2,2,6,6-tetrameth yl-4-piperidyl...