Bir üst Kategori : 2820 - Mangan oksitleri:
| Firma Adı * | Şehir / Bölge | Ülke |
|---|---|---|
| C*************************** | Viet Nam | Vietnam |
| D************************** | Tennessee | Amerika Birleşik Devletleri |
| N******************** | Us - United States | Amerika Birleşik Devletleri |
| P************************************************* | MX - Villagran-Guanajuato | Meksika |
| I*************** | Italy | İtalya |
| О*********** | Russia | Rusya |
| S************************** | Bombay,Maharashtra | Hindistan |
| Т************ | Ukraine | Ukrayna |
| C*************************** | Vietnam | Vietnam |
| S******************* | Vietnam | Vietnam |
| T******************* | Mumbai,Maharashtra. | Hindistan |
| C*** | Canada | Kanada |
| B********** | Cote D'Ivoire | Fildişi Sahili |
| I********************************* | Djibouti | Cibuti |
| H********************** | Ethiopia | Etiyopya |
| P************************* | Indonesia | Endonezya |
| A******************************** | Kuwait | Kuveyt |
| А********* | Kazakhstan | Kazakistan |
| C*************************** | Nepal | Nepal |
| S***************** | Nepal | Nepal |
| D******************** | NP - Nepal | Nepal |
| K********** | Nepal | Nepal |
| D********** | Philippines | Filipinler |
| О************** | Russia | Rusya |
| 3**** | United Kingdom | İngiltere |
| C*********************** | New York | Amerika Birleşik Devletleri |
| G***************** | US - Delaware | Amerika Birleşik Devletleri |
| S*************** | Us - North Carolina | Amerika Birleşik Devletleri |
| A******************************* | Viet Nam | Vietnam |