| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 776.9 | USD | 20251202 |
| Shandong Jinshenrun Chem | China national standards | MT | 1031.16 | USD | 20251202 |
| Shandong Qiangsen Chem | China national standards | MT | 776.9 | USD | 20251202 |
| Hubei 789 Chem | China national standards | MT | 776.9 | USD | 20251202 |
| Hubei 789 Chem | China national standards | MT | 776.9 | USD | 20251202 |
| GuangZhan Chem | China national standards | MT | 1115.91 | USD | 20251202 |
| Shandong Xima | China national standards | MT | 875.78 | USD | 20251202 |
| Jinan Aochen Chem | China national standards | MT | 1130.04 | USD | 20251202 |
| GuangZhan Chem | China national standards | MT | 1115.91 | USD | 20251202 |
| Jinan Jinrihe Chem | China national standards | MT | 987.37 | USD | 20251202 |