Subheading 390210: Propylene, other Olefin Polymers; Polypropylene in Primary Forms
Subheading 390220: Propylene, other Olefin Polymers; Polyisobutylene in Primary Forms
Subheading 390230: Propylene, other Olefin Polymers; Propylene Copolymers in Primary … etc.
Subheading 390290: Propylene, other Olefin Polymers; N.E.C. in Heading no. 3902, in P … etc.