| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuanhe Chem | China national standards | MT | 916.77 | USD | 20251105 |
| Shandong Yuanhe Chem | China national standards | MT | 916.98 | USD | 20251104 |
| Shandong Yuanhe Chem | China national standards | MT | 909.92 | USD | 20251104 |
| Shandong Yuanhe Chem | China national standards | MT | 917.04 | USD | 20251031 |
| Shandong Yuanhe Chem | China national standards | MT | 909.99 | USD | 20251031 |
| Shandong Yuanhe Chem | China national standards | MT | 909.99 | USD | 20251031 |
| Shandong Yuanhe Chem | China national standards | MT | 910.46 | USD | 20251029 |
| Shandong Yuanhe Chem | China national standards | MT | 917.52 | USD | 20251029 |
| Shandong Yuanhe Chem | China national standards | MT | 917.03 | USD | 20251027 |
| Shandong Yuanhe Chem | China national standards | MT | 909.98 | USD | 20251027 |