| Vendor | Spec | Unit | Price | Currency | Date |
| Nantong Zhonghe Chem | China national standards | MT | 389.13 | USD | 20251024 |
| Shijiazhuang Baipo Chem | China national standards | MT | 311.58 | USD | 20251024 |
| Shandong Hualu | China national standards | MT | 317.22 | USD | 20251024 |
| Shijiazhuang Baipo Chem | China national standards | MT | 308.81 | USD | 20251023 |
| Shandong Shuntian Chem | China national standards | MT | 310.22 | USD | 20251023 |
| Nantong Zhonghe Chem | China national standards | MT | 389.18 | USD | 20251023 |
| Shandong FUZE | China national standards | MT | 549.93 | USD | 20251023 |
| Shandong Hualu | China national standards | MT | 317.27 | USD | 20251023 |
| Shandong Yuxuan Chem | China national standards | MT | 324.15 | USD | 20251022 |
| Nantong Zhonghe Chem | China national standards | MT | 388.98 | USD | 20251022 |