| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong LuoHeng Chem | China national standards | MT | 578.64 | USD | 20251028 |
| Shandong LuoHeng Chem | China national standards | MT | 578.64 | USD | 20251028 |
| Shandong LuoHeng Chem | China national standards | MT | 578.64 | USD | 20251028 |
| Shandong LuoHeng Chem | China national standards | MT | 578.43 | USD | 20251027 |
| Shandong LuoHeng Chem | China national standards | MT | 578.43 | USD | 20251027 |
| Shandong LuoHeng Chem | China national standards | MT | 578.43 | USD | 20251027 |
| Shandong LuoHeng Chem | China national standards | MT | 578.05 | USD | 20251024 |
| Shandong LuoHeng Chem | China national standards | MT | 578.05 | USD | 20251024 |
| Shandong LuoHeng Chem | China national standards | MT | 578.05 | USD | 20251024 |
| Shandong LuoHeng Chem | China national standards | MT | 578.13 | USD | 20251023 |