68309-53-5 68443-29-8 Alkali refined linseed oil, pentaerythritol polymer Linseed oil, pentaerythritol polymer Linseed oil, pentaerythritol resin Linseed oil, polymer with 2,2-bis(hydroxymethyl)-1,3-propanediol Linseed oil, polymer with pentaerythritol