| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fusheng | China national standards | MT | 1097.28 | USD | 20250918 |
| Shandong Fusheng | China national standards | MT | 1097.28 | USD | 20250918 |
| Shandong Fusheng | China national standards | MT | 886.26 | USD | 20250918 |
| Shandong Fusheng | China national standards | MT | 886.26 | USD | 20250918 |
| Nanjing Guanshan Energy | China national standards | MT | 977.7 | USD | 20250918 |
| Shandong Hualu | China national standards | MT | 991.77 | USD | 20250918 |
| Shandong Hualu | China national standards | MT | 991.77 | USD | 20250918 |
| Nanjing Waien Chem | China national standards | MT | 1294.23 | USD | 20250918 |
| Nanjing Waien Chem | China national standards | MT | 970.67 | USD | 20250918 |
| Shandong Huize Chem | China national standards | MT | 1055.94 | USD | 20250916 |