| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Chem | China national standards | MT | 789.24 | USD | 20251022 |
| Shandong Mingyu | China national standards | MT | 887.9 | USD | 20251022 |
| Shandong Mingyu | China national standards | MT | 916.09 | USD | 20251022 |
| Jinan Aochen Chem | China national standards | MT | 958.37 | USD | 20251022 |
| Jinan Aochen Chem | China national standards | MT | 1197.96 | USD | 20251022 |
| Jinan Aochen Chem | China national standards | MT | 1240.24 | USD | 20251022 |
| Jinan Aochen Chem | China national standards | MT | 916.09 | USD | 20251022 |
| Jinan Aochen Chem | China national standards | MT | 986.55 | USD | 20251022 |
| Jinan Pulaihua Chem | China national standards | MT | 986.55 | USD | 20251022 |
| Jinan Pulaihua Chem | China national standards | MT | 803.34 | USD | 20251022 |