| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fusheng | China national standards | MT | 1097.85 | USD | 20251011 |
| Shandong Fusheng | China national standards | MT | 886.72 | USD | 20251011 |
| Nanjing Guanshan Energy | China national standards | MT | 950.06 | USD | 20251011 |
| Nanjing Guanshan Energy | China national standards | MT | 957.1 | USD | 20251011 |
| Shandong Daoqin Chem | China national standards | MT | 985.25 | USD | 20251011 |
| Nanjing Waien Chem | China national standards | MT | 957.1 | USD | 20251011 |
| Nanjing Waien Chem | China national standards | MT | 950.06 | USD | 20251011 |
| Shandong Haili Chem | China national standards | MT | 1210.45 | USD | 20251010 |
| Zibo Dehe Chem | China national standards | MT | 985.25 | USD | 20251010 |
| Jinan Aochen Chem | China national standards | MT | 1083.77 | USD | 20251010 |