| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 1192.56 | USD | 20251118 |
| Shandong Hongyang Chem | China national standards | MT | 1193.23 | USD | 20251117 |
| Shandong Hongyang Chem | China national standards | MT | 1193.23 | USD | 20251117 |
| Shandong Hongyang Chem | China national standards | MT | 1193.08 | USD | 20251114 |
| Shandong Hongyang Chem | China national standards | MT | 1193.08 | USD | 20251114 |
| Shandong Hongyang Chem | China national standards | MT | 1192.41 | USD | 20251113 |
| Shandong Hongyang Chem | China national standards | MT | 1192.41 | USD | 20251113 |
| Shandong Hongyang Chem | China national standards | MT | 1192.95 | USD | 20251112 |
| Shandong Hongyang Chem | China national standards | MT | 1192.95 | USD | 20251112 |
| Shandong Hongyang Chem | China national standards | MT | 1192.39 | USD | 20251111 |