| Vendor | Spec | Unit | Price | Currency | Date |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 1239.52 | USD | 20251015 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 971.9 | USD | 20251015 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 971.9 | USD | 20251015 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 915.56 | USD | 20251015 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1126.84 | USD | 20251015 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 915.56 | USD | 20251015 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 957.81 | USD | 20251015 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1014.16 | USD | 20251015 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 1007.11 | USD | 20251015 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 915.56 | USD | 20251015 |