3907292025
- Polyacetals, other polyethers and epoxide resins, in primary forms; polycarbonates, alkyd resins, polyallyl esters and other polyesters, in primary forms
- Other polyethers
- Other
- Polyether alcohols
- Other
- Copolymer of propylene oxide and butylene oxide, monododecylether, containing by weight: - 48 % or more but not more than 52 % of propylene oxide and - 48 % or more but not more than 52 % of butylene oxide