| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 747.83 | USD | 20251119 |
| Yankuang Guotai Chem | China national standards | MT | 832.49 | USD | 20251119 |
| JIN Yimeng | China national standards | MT | 719.61 | USD | 20251119 |
| Jinan Angxin Chem | China national standards | MT | 719.61 | USD | 20251119 |
| Shandong Shuojia Chem | China national standards | MT | 733.72 | USD | 20251119 |
| Anhui Ruibai | China national standards | MT | 712.55 | USD | 20251119 |
| Yankuang Guotai Chem | China national standards | MT | 719.61 | USD | 20251119 |
| Nantong Zhonghe Chem | China national standards | MT | 691.39 | USD | 20251119 |
| JIN Yimeng | China national standards | MT | 712.55 | USD | 20251119 |
| Wuhan Hengjiu Chem | China national standards | MT | 790.16 | USD | 20251119 |