| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 989.08 | USD | 20251209 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 989.08 | USD | 20251209 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 932.56 | USD | 20251209 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1017.34 | USD | 20251209 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1031.47 | USD | 20251209 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1271.67 | USD | 20251209 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1017.34 | USD | 20251209 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 989.08 | USD | 20251209 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1130.37 | USD | 20251209 |
| Shandong Mengkangda Chemical Co., Ltd. | China national standards | MT | 1017.34 | USD | 20251209 |