| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yaoming Chem | China national standards | MT | 819.26 | USD | 20251126 |
| Aite Zhejiang | China national standards | MT | 1073.51 | USD | 20251126 |
| Hualu Holdings | China national standards | MT | 1313.63 | USD | 20251126 |
| Nantong Zhonghe Chem | China national standards | MT | 1121.53 | USD | 20251126 |
| Shandong Hongyang Chem | China national standards | MT | 1130.01 | USD | 20251126 |
| Shandong Yuxuan Chem | China national standards | MT | 967.57 | USD | 20251126 |
| Shandong Yuanhe Chem | China national standards | MT | 1073.51 | USD | 20251126 |
| Shandong Zhiheng | China national standards | MT | 1257.13 | USD | 20251126 |
| Liaocheng Yuanze Chem | China national standards | MT | 875.76 | USD | 20251126 |
| Shandong Hongyang Chem | China national standards | MT | 1130.01 | USD | 20251126 |