| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1127.27 | USD | 20251016 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1127.27 | USD | 20251016 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1352.72 | USD | 20251016 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1761.36 | USD | 20251016 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 1831.81 | USD | 20251016 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1310.45 | USD | 20251016 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 845.45 | USD | 20251016 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1268.18 | USD | 20251016 |
| Weifang Yixin Chemical Co., Ltd. | China national standards | MT | 1831.81 | USD | 20251016 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1352.72 | USD | 20251016 |