| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.9 | USD | 20251124 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.9 | USD | 20251124 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.9 | USD | 20251124 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 719.86 | USD | 20251124 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.56 | USD | 20251121 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 761.9 | USD | 20251121 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 719.58 | USD | 20251121 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 719.58 | USD | 20251121 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.56 | USD | 20251121 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.56 | USD | 20251121 |