| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1118.96 | USD | 20251011 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 1055.62 | USD | 20251011 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 943.02 | USD | 20251011 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 985.25 | USD | 20251011 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 957.1 | USD | 20251011 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 1041.55 | USD | 20251011 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 1041.55 | USD | 20251011 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 1076.74 | USD | 20251011 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1308.97 | USD | 20251011 |
| Befar Group Co., Ltd. | China national standards | MT | 1337.12 | USD | 20251011 |