| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 987.81 | USD | 20251030 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 719.69 | USD | 20251030 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.69 | USD | 20251030 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 747.91 | USD | 20251030 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 804.36 | USD | 20251030 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 719.69 | USD | 20251030 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 762.02 | USD | 20251030 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 776.13 | USD | 20251030 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 747.91 | USD | 20251030 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 853.75 | USD | 20251030 |