| 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 | 68981 | Cobalt mattes,prod.of cobalt metallurgy;cobalt unwrought;waste;powders | 
                
                  
                    | Standard International Trade Classification (SITC) - level 5 - Basic Heading | 68982 | Cadmium, unwrought; cadmium waste and scrap; powders | 
                
                  
                    | Standard International Trade Classification (SITC) - level 5 - Basic Heading | 68983 | Titanium, unwrought; titanium waste and scrap; powders | 
                
                  
                    | Standard International Trade Classification (SITC) - level 5 - Basic Heading | 68984 | Zirconium, unwrought; zirconium waste and scrap; powders |