| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Chem | 128# | MT | 1907.08 | USD | 20251128 |
| Shandong Yihe Chem | 128# | MT | 1907.35 | USD | 20251127 |
| Shandong Yihe Chem | 128# | MT | 1906.89 | USD | 20251126 |
| Shandong Yihe Chem | 128# | MT | 1906.08 | USD | 20251125 |
| Shandong Yihe Chem | 128# | MT | 1905.51 | USD | 20251124 |
| Shandong Yihe Chem | 128# | MT | 1904.76 | USD | 20251123 |
| Shandong Yihe Chem | 128# | MT | 1904.76 | USD | 20251121 |
| Shandong Yihe Chem | 128# | MT | 1903.96 | USD | 20251120 |
| Shandong Yihe Chem | 128# | MT | 1904.84 | USD | 20251119 |
| Shandong Yihe Chem | 128# | MT | 1905.27 | USD | 20251118 |