| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1127.19 | USD | 20251020 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1127.19 | USD | 20251020 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1127.57 | USD | 20251018 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1127.57 | USD | 20251018 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1127.57 | USD | 20251018 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1099.38 | USD | 20251018 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1099.38 | USD | 20251017 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1127.57 | USD | 20251017 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1127.57 | USD | 20251017 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1127.57 | USD | 20251017 |