| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 706.62 | USD | 20251201 |
| Hubei 789 Chem | China national standards | MT | 770.22 | USD | 20251201 |
| JIN Yimeng | China national standards | MT | 703.8 | USD | 20251201 |
| Nanjing Baitu Chem | China national standards | MT | 763.15 | USD | 20251201 |
| Jinan Aochen Chem | China national standards | MT | 734.89 | USD | 20251201 |
| Jinan Jiaxing Chem | China national standards | MT | 664.23 | USD | 20251201 |
| Yankuang Guotai Chem | China national standards | MT | 703.8 | USD | 20251201 |
| Jinan Jiaxing Chem | China national standards | MT | 706.62 | USD | 20251201 |
| Qingdao Shengze Chem | China national standards | MT | 720.76 | USD | 20251201 |
| Nantong Zhonghe Chem | China national standards | MT | 692.49 | USD | 20251201 |