| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 917.47 | USD | 20251124 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 988.04 | USD | 20251124 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 987.65 | USD | 20251121 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1241.62 | USD | 20251121 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 917.11 | USD | 20251121 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 959.44 | USD | 20251121 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 916.72 | USD | 20251120 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1241.1 | USD | 20251120 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 959.03 | USD | 20251120 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 987.24 | USD | 20251120 |