| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1100.13 | USD | 20251105 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1128.33 | USD | 20251105 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1128.33 | USD | 20251105 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1128.33 | USD | 20251105 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1128.59 | USD | 20251104 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1128.59 | USD | 20251104 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1128.59 | USD | 20251104 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1100.37 | USD | 20251104 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1100.65 | USD | 20251103 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1128.88 | USD | 20251103 |