| Standard International Trade Classification (SITC) - level 3 - Group | 689 | Misacellaneous non-ferrous base metals for metallurgy | 
                
                  
                    | Standard International Trade Classification (SITC) - level 5 - Basic Heading | 68911 | Tungsten (wolfram), unwrought; tungsten waste and scrap | 
                
                  
                    | Standard International Trade Classification (SITC) - level 5 - Basic Heading | 68912 | Molybdenum, unwrought; molybdenum waste and scrap | 
                
                  
                    | Standard International Trade Classification (SITC) - level 5 - Basic Heading | 68913 | Tantalum,unwrought,incl.bars,rods obtained by sintering;waste;powders | 
                
                  
                    | Standard International Trade Classification (SITC) - level 5 - Basic Heading | 68914 | Magnesium waste and scrap | 
                
                  
                    | Standard International Trade Classification (SITC) - level 5 - Basic Heading | 68915 | Magnesium, unwrought |