| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei 789 Chem | Industrial Grade | MT | 918.61 | USD | 20251201 |
| Yuxiang Poplar Chem | China national standards | MT | 961.01 | USD | 20251201 |
| Shandong Jinshenrun Chem | China national standards | MT | 748.7 | USD | 20251130 |
| Jinan Jinrihe Chem | China national standards | MT | 692.2 | USD | 20251130 |
| Shandong Jinshenrun Chem | China national standards | MT | 748.7 | USD | 20251130 |
| Henan Zhongyuan Dahua | China national standards | MT | 678.07 | USD | 20251130 |
| Jinan Jinrihe Chem | China national standards | MT | 678.07 | USD | 20251130 |
| Shandong Jinshenrun Chem | China national standards | MT | 748.7 | USD | 20251130 |
| Henan Zhongyuan Dahua | China national standards | MT | 706.32 | USD | 20251130 |
| Jinan Jinrihe Chem | China national standards | MT | 706.32 | USD | 20251130 |