| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuhuang Chem | China national standards | MT | 1370.27 | USD | 20251129 |
| Shandong Yuhuang Chem | China national standards | MT | 873.02 | USD | 20251128 |
| Shandong Yuhuang Chem | China national standards | MT | 1370.27 | USD | 20251128 |
| Shandong Yuhuang Chem | China national standards | MT | 1200.75 | USD | 20251128 |
| Shandong Yuhuang Chem | China national standards | MT | 1292.57 | USD | 20251128 |
| Shandong Yuhuang Chem | China national standards | MT | 1370.27 | USD | 20251128 |
| Shandong Yuhuang Chem | China national standards | MT | 897.03 | USD | 20251128 |
| Shandong Yuhuang Chem | China national standards | MT | 1370.46 | USD | 20251127 |
| Shandong Yuhuang Chem | China national standards | MT | 1292.76 | USD | 20251127 |
| Shandong Yuhuang Chem | China national standards | MT | 897.16 | USD | 20251127 |