| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chem | China national standards | MT | 353.16 | USD | 20251128 |
| Shijiazhuang Baipo Chem | China national standards | MT | 344.74 | USD | 20251127 |
| Nantong Zhonghe Chem | China national standards | MT | 389.95 | USD | 20251127 |
| Shandong Yuxuan Chem | China national standards | MT | 353.21 | USD | 20251127 |
| Shandong Yuxuan Chem | China national standards | MT | 353.21 | USD | 20251127 |
| Shandong Hualu | China national standards | MT | 374.4 | USD | 20251127 |
| Shandong Hualu | China national standards | MT | 322.13 | USD | 20251127 |
| Shandong Shuntian Chem | China national standards | MT | 346.15 | USD | 20251127 |
| Shandong FUZE | China national standards | MT | 551.01 | USD | 20251127 |
| Shandong Hualu | China national standards | MT | 367.25 | USD | 20251126 |