| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongxin Chem | China national standards | MT | 846.68 | USD | 20251106 |
| Shandong Qiangsen Chem | China national standards | MT | 945.46 | USD | 20251106 |
| Shandong Jinshenrun Chem | China national standards | MT | 846.68 | USD | 20251106 |
| Shandong Hongxin Chem | China national standards | MT | 846.68 | USD | 20251106 |
| Shijiaz Bailong Chem | China national standards | MT | 860.79 | USD | 20251106 |
| Shandong Yushuo Chem | China national standards | MT | 846.68 | USD | 20251106 |
| Hubei 789 Chem | China national standards | MT | 987.79 | USD | 20251106 |
| Henan Zihe | China national standards | MT | 818.46 | USD | 20251106 |
| Shandong Hongxin Chem | China national standards | MT | 1030.13 | USD | 20251106 |
| Shijiaz Bailong Chem | China national standards | MT | 860.35 | USD | 20251105 |