Poly(vinyl alcohol); whether or not containing unhydrolysed acetate groups

Poly(vinyl acetate); in aqueous dispersion, in primary forms

Poly(vinyl acetate); (other than in aqueous dispersion), in primary forms

Vinyl acetate copolymers; in aqueous dispersion, in primary forms

Vinyl acetate copolymers; (other than in aqueous dispersion), in primary forms

Vinyl acetate, vinyl ester polymers, vinyl polymers; n.e.c. in heading no. 3905, in primary forms, copolymers

Vinyl acetate, vinyl ester polymers, vinyl polymers; n.e.c. in heading no. 3905, in primary forms, other than copolymers