| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | China national standards | MT | 1072.9 | USD | 20251109 |
| Jinan Jinrihe Chem | China national standards | MT | 1072.9 | USD | 20251107 |
| Jinan Jinrihe Chem | China national standards | MT | 847.03 | USD | 20251107 |
| Jinan Jinrihe Chem | China national standards | MT | 847.03 | USD | 20251107 |
| Jinan Jinrihe Chem | China national standards | MT | 1072.46 | USD | 20251106 |
| Jinan Jinrihe Chem | China national standards | MT | 846.68 | USD | 20251106 |
| Jinan Jinrihe Chem | China national standards | MT | 1071.92 | USD | 20251105 |
| Jinan Jinrihe Chem | China national standards | MT | 846.25 | USD | 20251105 |
| Jinan Jinrihe Chem | China national standards | MT | 846.44 | USD | 20251104 |
| Jinan Jinrihe Chem | China national standards | MT | 1072.16 | USD | 20251104 |