| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chem | China national standards | MT | 914.87 | USD | 20251010 |
| Shandong Hualu | China national standards | MT | 935.99 | USD | 20251010 |
| Shandong Aite Chem | China national standards | MT | 1266.75 | USD | 20251010 |
| Shandong Shuojia Chem | China national standards | MT | 935.99 | USD | 20251010 |
| Shandong Shuojia Chem | China national standards | MT | 935.99 | USD | 20251010 |
| Shandong Shuojia Chem | China national standards | MT | 935.99 | USD | 20251010 |
| Shandong Shuojia Chem | China national standards | MT | 935.99 | USD | 20251010 |
| Jinan Aochen Chem | China national standards | MT | 1308.97 | USD | 20251010 |
| Jinan Aochen Chem | China national standards | MT | 1308.97 | USD | 20251010 |
| Hualu Holdings | China national standards | MT | 1308.97 | USD | 20251010 |