| Vendor | Spec | Unit | Price | Currency | Date |
| Yankuang Guotai Chem | China national standards | MT | 712.71 | USD | 20251028 |
| Wuhan Hengjiu Chem | China national standards | MT | 790.34 | USD | 20251028 |
| Yankuang Guotai Chem | China national standards | MT | 733.88 | USD | 20251028 |
| Shandong Aite Chem | China national standards | MT | 748.0 | USD | 20251028 |
| Wuhan Hengjiu Chem | China national standards | MT | 790.34 | USD | 20251028 |
| Shandong Shuojia Chem | China national standards | MT | 733.88 | USD | 20251028 |
| Jinan Jiaxing Chem | China national standards | MT | 705.66 | USD | 20251028 |
| Shandong Yeyang Chem | China national standards | MT | 790.34 | USD | 20251028 |
| Shandong Zhiheng | China national standards | MT | 705.66 | USD | 20251028 |
| Shandong Hongyang Chem | China national standards | MT | 705.66 | USD | 20251028 |