| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuntian Chem | China national standards | MT | 310.16 | USD | 20251021 |
| Shandong Yuxuan Chem | China national standards | MT | 324.26 | USD | 20251021 |
| Shandong Shuntian Chem | China national standards | MT | 309.98 | USD | 20251020 |
| Shandong Yuxuan Chem | China national standards | MT | 324.07 | USD | 20251020 |
| Shandong FUZE | China national standards | MT | 549.5 | USD | 20251020 |
| Shijiazhuang Baipo Chem | China national standards | MT | 311.39 | USD | 20251020 |
| Shandong Yuxuan Chem | China national standards | MT | 324.07 | USD | 20251020 |
| Shandong Hualu | China national standards | MT | 317.02 | USD | 20251020 |
| Nantong Zhonghe Chem | China national standards | MT | 388.88 | USD | 20251020 |
| Shijiazhuang Baipo Chem | China national standards | MT | 311.49 | USD | 20251017 |