Section 07 PLASTICS AND ARTICLES THEREOF; RUBBER AND ARTICLES THEREOF 39 PLASTICS AND ATRICLES THEREOF 39 17 TUBES, PIPES AND HOSES, AND FITTINGS THEREOF (FOR EXAMPLE, JOINTS, ELBOWS, Commodity Code Description 39 17 10 ARTIFICIAL GUTS (SAUSAGE CASINGS) OF HARDENED PROTEIN OR OF CELLULOSIC MAT 39 17 21 TUBES,PIPES & HOSES RIGID: OF POLYMERS OF ETHYLENE 39 17 22 TUBES,PIPES & HOSES, RIGID: OF POLYMERS OF PROPYLENE 39 17 23 TUBES, PIPES & HOSES, RIGID: OF POLYMERS OF VINYL CHLORIDE 39 17 29 TUBES,PIPES & HOSES RIGID: OF OTHER PLASTICS 39 17 31 FLEXIBLE TUBES, PIPES & HOSES HAVING MIN. BURST PRESSURE OF 27.6 MPA 39 17 32 ELECTRICAL CONDUITS AND OTHER PIPING, OF PVC - WITHOUT FITTINGS 39 17 33 GARDEN HOSE - WITH FITTINGS 39 17 39 OTHER TUBES/PIPES/HOSES, OF PLASTICS 39 17 40 FITTINGS OF PLASTICS