The Complete List of Suppliers for 1,2,3,4-Butanetetracarboxylicacid,1,1'-[2,4,8,10-tetraoxaspiro[5.5]undecane-3,9-diylbis(2,2-dimethyl-2,1-ethanediyl)]2,2',3,3',4,4'-hexakis(1,2,2,6,6-pentamethyl-4-piperidinyl) ester (9CI)
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![91613-21-7,1,2,3,4-Butanetetracarboxylicacid,1,1'-[2,4,8,10-tetraoxaspiro[5.5]undecane-3,9-diylbis(2,2-dimethyl-2,1-ethanediyl)]2,2',3,3',4,4'-hexakis(1,2,2,6,6-pentamethyl-4-piperidinyl) ester (9CI),2,4,8,10-Tetraoxaspiro[5.5]undecane,1,2,3,4-butanetetracarboxylic acid deriv.; Mixxim HALS 63](http://www.lookchem.com/300w/20100309/91613-21-7.gif)