| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong LuoHeng Chem | China national standards | MT | 1933.25 | USD | 20251113 |
| Shandong LuoHeng Chem | China national standards | MT | 1933.25 | USD | 20251113 |
| Shandong LuoHeng Chem | China national standards | MT | 1933.23 | USD | 20251111 |
| Shandong LuoHeng Chem | China national standards | MT | 1933.23 | USD | 20251111 |
| Shandong LuoHeng Chem | China national standards | MT | 1933.5 | USD | 20251110 |
| Shandong LuoHeng Chem | China national standards | MT | 1933.5 | USD | 20251110 |
| Shandong LuoHeng Chem | China national standards | MT | 1932.27 | USD | 20251105 |
| Shandong LuoHeng Chem | China national standards | MT | 1932.71 | USD | 20251104 |
| Shandong LuoHeng Chem | China national standards | MT | 1933.2 | USD | 20251103 |
| Shandong LuoHeng Chem | China national standards | MT | 1932.84 | USD | 20251031 |