| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1140.51 | USD | 20251014 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1084.19 | USD | 20251014 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1084.19 | USD | 20251014 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1253.15 | USD | 20251014 |
| Shandong Hengrui Chemical Co., Ltd. | China national standards | MT | 1070.11 | USD | 20251014 |
| Shandong Hengrui Chemical Co., Ltd. | China national standards | MT | 1070.11 | USD | 20251014 |
| Shandong Tongzhou Chemical Co., Ltd. | China national standards | MT | 1478.44 | USD | 20251014 |
| Shandong Daoqin Chemical Co., Ltd. | China national standards | MT | 1267.23 | USD | 20251014 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1098.27 | USD | 20251014 |
| Shanghai Xianyue International Co., Ltd. | China national standards | MT | 1084.19 | USD | 20251014 |