| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 733.38 | USD | 20251120 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.2 | USD | 20251120 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.2 | USD | 20251120 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.2 | USD | 20251120 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 733.38 | USD | 20251120 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 761.58 | USD | 20251120 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 733.72 | USD | 20251119 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.6 | USD | 20251119 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.6 | USD | 20251119 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.6 | USD | 20251119 |