| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 956.98 | USD | 20250923 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 844.39 | USD | 20250923 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 844.39 | USD | 20250923 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1224.37 | USD | 20250923 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 942.26 | USD | 20250922 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 956.32 | USD | 20250922 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1237.59 | USD | 20250922 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 843.81 | USD | 20250922 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 843.81 | USD | 20250922 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 843.81 | USD | 20250922 |