| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 1907.35 | USD | 20251127 |
| Shandong Hongyang Chem | China national standards | MT | 1906.89 | USD | 20251126 |
| Shandong Hongyang Chem | China national standards | MT | 1904.76 | USD | 20251121 |
| Shandong Hongyang Chem | China national standards | MT | 1903.96 | USD | 20251120 |
| Shandong Hongyang Chem | China national standards | MT | 1904.84 | USD | 20251119 |
| Shandong Hongyang Chem | China national standards | MT | 1905.27 | USD | 20251118 |
| Shandong Hongyang Chem | China national standards | MT | 1905.27 | USD | 20251118 |
| Shandong Hongyang Chem | China national standards | MT | 1906.35 | USD | 20251117 |
| Shandong Hongyang Chem | China national standards | MT | 1906.11 | USD | 20251114 |
| Shandong Hongyang Chem | China national standards | MT | 1905.03 | USD | 20251113 |