| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 1003.49 | USD | 20251210 |
| Hubei 789 Chem | China national standards | MT | 1201.36 | USD | 20251210 |
| Nanjing Guanshan Energy | China national standards | MT | 939.89 | USD | 20251210 |
| Jinan Jinrihe Chem | China national standards | MT | 932.82 | USD | 20251210 |
| Zibo Zhongsheng Chem | China national standards | MT | 946.96 | USD | 20251210 |
| Hubei 789 Chem | China national standards | MT | 1201.36 | USD | 20251210 |
| Shandong Aite Chem | China national standards | MT | 1130.69 | USD | 20251210 |
| Shandong Hualu | China national standards | MT | 939.89 | USD | 20251210 |
| Jinan Jinrihe Chem | China national standards | MT | 904.56 | USD | 20251210 |
| Shandong Fusheng | China national standards | MT | 1102.43 | USD | 20251210 |