| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 747.9 | USD | 20251113 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.68 | USD | 20251113 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 747.9 | USD | 20251113 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 762.01 | USD | 20251113 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 734.12 | USD | 20251112 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 734.12 | USD | 20251112 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 847.06 | USD | 20251112 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 847.06 | USD | 20251112 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 847.06 | USD | 20251112 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.67 | USD | 20251111 |