| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 985.82 | USD | 20251013 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 943.57 | USD | 20251013 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 816.82 | USD | 20251013 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 999.9 | USD | 20251013 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1182.98 | USD | 20251013 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 915.4 | USD | 20251013 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1239.31 | USD | 20251013 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 957.65 | USD | 20251013 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 985.82 | USD | 20251013 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 915.4 | USD | 20251013 |