| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mengkangda Chemical Co., Ltd. | China national standards | MT | 1011.92 | USD | 20250926 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1011.92 | USD | 20250926 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1011.92 | USD | 20250926 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 969.75 | USD | 20250926 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 969.75 | USD | 20250926 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 969.75 | USD | 20250926 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 969.75 | USD | 20250926 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 969.75 | USD | 20250926 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 1004.89 | USD | 20250926 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 969.75 | USD | 20250926 |