Section VII — Plastics and articles thereof; rubber and articles thereof
Chapter 40 — Rubber and articles thereof
Heading 4001 — Natural rubber, balata, guttapercha, guayule, chicle and similar natural gums, in primary forms or in plates, sheets or strip.
National subdivision 4001.2 — Natural rubber in other forms:
Subheading 4001.22 — Technically specified natural rubber (TSNR)
HS code
4001.22.10 TSNR CV
Common commodities
TSNR CV grade natural rubber sheetsConstant viscosity natural rubber balesHigh-quality TSNR CV rubber blocksPremium TSNR CV rubber for tire manufacturingTechnically specified CV natural rubber granulesMedical-grade TSNR CV natural rubber pelletsTSNR CV rubber for high-performance tiresConsistent viscosity natural rubber slabsTSNR CV rubber used in technical goodsUnvulcanized TSNR CV natural rubber strips