Bir üst Kategori : 2933 - Sadece azotlu heterosiklik bileşikler :
| Firma Adı * | Şehir / Bölge | Ülke |
|---|---|---|
| F*********** | Japan | Japonya |
| B********************************* | Philippines | Filipinler |
| O*************** | Austria | Avusturya |
| C******************** | Canada | Kanada |
| S******************************* | Bangladesh | Bangladeş |
| M******************** | Pakistan | Pakistan |
| L********************* | South Korea | Güney Kore |
| B****************** | Barcelona - Barcelona | İspanya |
| О************************ | Russia | Rusya |
| D************** | United States | Amerika Birleşik Devletleri |
| D************************* | Sri Lanka | Sri Lanka |
| C********************************** | Vietnam | Vietnam |
| . | Turkey | Türkiye |
| S********************************* | Kansas | Amerika Birleşik Devletleri |
| S*************** | California | Amerika Birleşik Devletleri |
| T*********************************************** | Angola | Angola |
| J********************** | Belgium | Belçika |
| E************************** | Bahrain | Bahreyn |
| A****** | Congo, The Democratic Republic Of The | Kongo Demokratik Cumhuriyeti |
| L*********************** | Costa Rica | Kosta Rika |
| R*********************** | Germany | Almanya |
| V******************** | Hyderabad, Ap. | Hindistan |
| G*************** | Mumbai | Hindistan |
| C******************************* | India | Hindistan |
| O************************* | South Korea | Güney Kore |
| C************************************************* | South Korea | Güney Kore |
| C******** | SV - El Salvador | El Salvador |
| S************************************************* | United Kingdom | İngiltere |
| P**************** | United States | Amerika Birleşik Devletleri |
