Explanatory notes
… example, joints, elbows, flanges), of plastics. 3917.10 ‑ Artificial guts (sausage casings) of hardened protein or of cellulosic materials ‑ Tubes, pipes and hoses, rigid : … ‑ ‑ Other, not reinforced or otherwise combined with other materials, without fittings 3917.33 ‑ ‑ Other, not …