| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong LuoHeng Chem | China national standards | MT | 579.27 | USD | 20251127 |
| Shandong LuoHeng Chem | China national standards | MT | 579.27 | USD | 20251127 |
| Shandong LuoHeng Chem | China national standards | MT | 579.13 | USD | 20251126 |
| Shandong LuoHeng Chem | China national standards | MT | 579.13 | USD | 20251126 |
| Shandong LuoHeng Chem | China national standards | MT | 579.13 | USD | 20251126 |
| Shandong LuoHeng Chem | China national standards | MT | 578.88 | USD | 20251125 |
| Shandong LuoHeng Chem | China national standards | MT | 578.88 | USD | 20251125 |
| Shandong LuoHeng Chem | China national standards | MT | 578.88 | USD | 20251125 |
| Shandong LuoHeng Chem | China national standards | MT | 578.71 | USD | 20251124 |
| Shandong LuoHeng Chem | China national standards | MT | 578.71 | USD | 20251124 |