4002.31

Subheading

Synthetic rubber and factice derived from oils, in primary forms or in plates, sheets or strip; mixtures of any product of heading 4001 with any product of this heading, in primary forms or in plates, sheets or strip › Isobutene-isoprene (butyl) rubber (IIR)

Classification

HTS 8 Codes

1 code under 4002.31