| Standard International Trade Classification (SITC) - level 2 - Division | 58 | Plastics in non-primary forms | 
                
                  
                    | Standard International Trade Classification (SITC) - level 4 - Sub-group | 5811 | Artificial guts of hardened protein | 
                
                  
                    | Standard International Trade Classification (SITC) - level 4 - Sub-group | 5812 | Tubes, pipes and hoses, rigid | 
                
                  
                    | Standard International Trade Classification (SITC) - level 4 - Sub-group | 5813 | Flexible tubes, pipes a.hoses,min.pressure of 27.6 mpa | 
                
                  
                    | Standard International Trade Classification (SITC) - level 4 - Sub-group | 5814 | Other,not reinforced with o.materials, not fittings | 
                
                  
                    | Standard International Trade Classification (SITC) - level 4 - Sub-group | 5815 | Tubes, pipes and hoses, not reinforced, with fittings | 
                
                  
                    | Standard International Trade Classification (SITC) - level 4 - Sub-group | 5816 | Other tubes, pipes and hoses | 
                
                  
                    | Standard International Trade Classification (SITC) - level 4 - Sub-group | 5817 | Fittings for tubes, pipes and hoses of plastics |