| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong LuoHeng Chem | China national standards | MT | 578.55 | USD | 20251103 |
| Shandong LuoHeng Chem | China national standards | MT | 578.55 | USD | 20251103 |
| Shandong LuoHeng Chem | China national standards | MT | 578.55 | USD | 20251103 |
| Shandong LuoHeng Chem | China national standards | MT | 578.44 | USD | 20251031 |
| Shandong LuoHeng Chem | China national standards | MT | 578.57 | USD | 20251030 |
| Shandong LuoHeng Chem | China national standards | MT | 578.57 | USD | 20251030 |
| Shandong LuoHeng Chem | China national standards | MT | 578.57 | USD | 20251030 |
| Shandong LuoHeng Chem | China national standards | MT | 578.74 | USD | 20251029 |
| Shandong LuoHeng Chem | China national standards | MT | 578.74 | USD | 20251029 |
| Shandong LuoHeng Chem | China national standards | MT | 578.74 | USD | 20251029 |