| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 956.32 | USD | 20250922 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 942.26 | 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 |
| 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 |
| Wanhua PETROCHEMICAL(Yantai) Co., Ltd. | China national standards | MT | 815.43 | USD | 20250920 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 787.31 | USD | 20250920 |
| Satellite Chemical Co., Ltd. | China national standards | MT | 1068.5 | USD | 20250920 |