| Vendor | Spec | Unit | Price | Currency | Date |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 984.74 | USD | 20250918 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 970.67 | USD | 20250918 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1055.07 | USD | 20250918 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1406.77 | USD | 20250918 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 970.67 | USD | 20250918 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 970.67 | USD | 20250918 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 970.67 | USD | 20250918 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1012.87 | USD | 20250918 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 998.8 | USD | 20250918 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1026.94 | USD | 20250918 |