| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 719.77 | USD | 20251028 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.79 | USD | 20251028 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.79 | USD | 20251028 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 987.92 | USD | 20251028 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 719.77 | USD | 20251028 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 748.0 | USD | 20251028 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 748.0 | USD | 20251028 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 776.22 | USD | 20251028 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 776.22 | USD | 20251028 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 748.0 | USD | 20251028 |