| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1354.69 | USD | 20251106 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1354.69 | USD | 20251106 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1312.35 | USD | 20251106 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1270.02 | USD | 20251106 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1354.0 | USD | 20251105 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1269.38 | USD | 20251105 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1354.0 | USD | 20251105 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1311.69 | USD | 20251105 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1311.98 | USD | 20251104 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1269.66 | USD | 20251104 |