| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1550.87 | USD | 20251024 |
| Wuhan Hengjiu Chem | China national standards | MT | 1085.61 | USD | 20251024 |
| Shandong Henrui Chem | China national standards | MT | 1043.31 | USD | 20251024 |
| Shandong Henrui Chem | China national standards | MT | 1409.88 | USD | 20251024 |
| Shandong Henrui Chem | China national standards | MT | 1043.31 | USD | 20251024 |
| Sinopec | China national standards | MT | 1043.31 | USD | 20251024 |
| Shanghai SinoMitsui | China national standards | MT | 1043.31 | USD | 20251024 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1085.61 | USD | 20251024 |
| Shandong Qiangsen Chem | China national standards | MT | 1254.79 | USD | 20251024 |
| Shandong Tongzhou Chem | China national standards | MT | 1410.08 | USD | 20251023 |