| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 972.46 | USD | 20251022 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1296.61 | USD | 20251022 |
| SINOPEC Qingdao Refining&Chemical Co., Ltd. | China national standards | MT | 1247.29 | USD | 20251022 |
| Shandong Yuhuang Chemical Co., Ltd. | China national standards | MT | 1367.08 | USD | 20251022 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 890.72 | USD | 20251022 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 1183.87 | USD | 20251022 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 890.72 | USD | 20251022 |
| Shandong Yuanhe Xinsheng Chemical Trade Co., Ltd. | China national standards | MT | 1099.3 | USD | 20251022 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1244.47 | USD | 20251022 |
| Wanhua Chemical Group Co., Ltd. | China national standards | MT | 930.18 | USD | 20251022 |