Categoría anterior : 2837 - Cianuros, oxicianuros y cianuros complejos.
| Nombre de la compañía * | Ciudad / Ciudad-Estado | País |
|---|---|---|
| I******************************************** | Lima-Miraflores | Perú |
| M****************************** | Mozambique | Mozambique |
| M********************** | GH - Ghana | Ghana |
| Q******************** | CL - Chile | Chile |
| C******************************************** | Vietnam | Vietnam |
| P************************ | Ghana | Ghana |
| S********************************** | Bolivia | Bolivia |
| M******************************* | Tanzania | Tanzania |
| S***************** | Venezuela | Venezuela |
| B********* | Medellin - Antioquia | Colombia |
| N************************** | Tanzania | Tanzania |
| B******************************* | Philippines | Filipinas |
| О*********** | Russia | Federación Rusa |
| B****** | Senegal | Senegal |
| M********** | Argentina | Argentina |
| E************* | Guatemala | Guatemala |
| R*********** | Australia | Australia |
| M****** | Costa Rica | Costa Rica |
| م********************************* | Iran | Irán |
| B******************************* | Philippines | Filipinas |
| C************************* | Buenos Aires | Argentina |
| C********************** | Guatemala | Guatemala |
| Z************************* | Niger | Níger |
| C****** | Peru | Perú |
| R****************************** | SD - Sudan | Sudán |
| R************* | TZ - Tanzania | Tanzania |
| M************* | Us - Ohio | Estados Unidos de América |
| C************************ | United States | Estados Unidos de América |