Categoría anterior : 3818 - Elementos químicos dopados para uso en electrónica, en discos, obleas («wafers») o formas análogas; compuestos químicos dopados para uso en electrónica.
| Nombre de la compañía * | Ciudad / Ciudad-Estado | País |
|---|---|---|
| N************************ | Philippines | Filipinas |
| I*********************************************** | Not Connected With Trade Or Manufacture Or Agricul | India |
| C********************** | Florida | Estados Unidos de América |
| N*********** | Taiwan | Taiwán |
| F********************************** | Botswana | Botsuana |
| M********************** | Netherlands | Países Bajos, Holanda |
| D******************************** | BRAZIL | Brasil |
| O*********************************** | Botswana | Botsuana |
| E*************************** | China | China |
| T************************************************* | Philippines | Filipinas |
| M****************** | Philippines | Filipinas |
| C******************** | Vicente Lopez - Prov. de Buenos Aires | Argentina |
| G************************** | Botswana | Botsuana |
| F************************* | Philippines | Filipinas |
| О****************** | Russia | Federación Rusa |
| N******************** | United States | Estados Unidos de América |
| M******************************* | Botswana | Botsuana |
| S************************************ | Botswana | Botsuana |
| N******************* | Cameroon | Camerún |
| F********************** | COCHIN, KERALA | India |
| C*************************** | Sri Lanka | Sri Lanka |
| G**************** | Nigeria | Nigeria |
| C************************************************ | Tanzania | Tanzania |
| Т********** | Ukraine | Ucrania |
| V************ | Wokingham | Reino Unido |
| M************** | Tennessee | Estados Unidos de América |
| M************** | United States | Estados Unidos de América |
