| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | China national standards | MT | 705.66 | USD | 20251028 |
| Jinan Jinrihe Chem | China national standards | MT | 705.66 | USD | 20251028 |
| Jinan Jinrihe Chem | China national standards | MT | 705.66 | USD | 20251028 |
| Jinan Jinrihe Chem | China national standards | MT | 705.66 | USD | 20251028 |
| Shandong Fusheng | China national standards | MT | 804.45 | USD | 20251028 |
| Shandong Fusheng | China national standards | MT | 804.45 | USD | 20251028 |
| Shandong Fusheng | China national standards | MT | 804.45 | USD | 20251028 |
| Shandong Fusheng | China national standards | MT | 804.16 | USD | 20251027 |
| Jinan Jinrihe Chem | China national standards | MT | 705.41 | USD | 20251027 |
| Jinan Jinrihe Chem | China national standards | MT | 705.41 | USD | 20251027 |