| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 1099.38 | USD | 20251017 |
| Shandong Aite Chem | China national standards | MT | 1127.57 | USD | 20251017 |
| Shandong Aite Chem | China national standards | MT | 1127.57 | USD | 20251017 |
| Shandong Aite Chem | China national standards | MT | 1127.57 | USD | 20251017 |
| Shandong Aite Chem | China national standards | MT | 1127.57 | USD | 20251017 |
| Shandong Fusheng | China national standards | MT | 887.96 | USD | 20251017 |
| Shandong Fusheng | China national standards | MT | 1099.38 | USD | 20251017 |
| Nanjing Guanshan Energy | China national standards | MT | 972.53 | USD | 20251017 |
| Nanjing Guanshan Energy | China national standards | MT | 965.48 | USD | 20251017 |
| Shandong Hualu | China national standards | MT | 965.48 | USD | 20251017 |