| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | China national standards | MT | 1056.74 | USD | 20251020 |
| Shandong Tongzhou Chem | China national standards | MT | 1408.99 | USD | 20251020 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1084.92 | USD | 20251020 |
| Shandong Qiangsen Chem | China national standards | MT | 1254.0 | USD | 20251020 |
| Wuhan Hengjiu Chem | China national standards | MT | 1084.92 | USD | 20251020 |
| Shandong Daoqin Chem | China national standards | MT | 1268.52 | USD | 20251019 |
| Shandong Yaowang Chem | China national standards | MT | 1099.38 | USD | 20251019 |
| Jinan Aochen Chem | China national standards | MT | 1550.41 | USD | 20251018 |
| Shandong Daoqin Chem | China national standards | MT | 1268.52 | USD | 20251018 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1085.29 | USD | 20251018 |