| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng | China national standards | MT | 921.91 | USD | 20251011 |
| Shandong Junfeng | China national standards | MT | 914.87 | USD | 20251011 |
| Shandong Yeyang Chem | China national standards | MT | 1147.11 | USD | 20251011 |
| Shandong Hongyang Chem | China national standards | MT | 1126.0 | USD | 20251011 |
| Shandong Hongyang Chem | China national standards | MT | 1126.0 | USD | 20251011 |
| Hunan Qilu Tech | China national standards | MT | 1449.72 | USD | 20251010 |
| Jinan Dezheng Chem | China national standards | MT | 1491.95 | USD | 20251010 |
| Jinan Dezheng Chem | China national standards | MT | 1491.95 | USD | 20251010 |
| Jinan Dezheng Chem | China national standards | MT | 1491.95 | USD | 20251010 |
| Jinan Dezheng Chem | China national standards | MT | 1491.95 | USD | 20251010 |