| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 915.91 | USD | 20251016 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 908.86 | USD | 20251016 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 908.86 | USD | 20251016 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 908.86 | USD | 20251016 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 915.91 | USD | 20251016 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 908.86 | USD | 20251016 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 908.86 | USD | 20251016 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 908.86 | USD | 20251016 |
| PetroChina Kunlun Gas Co., Ltd. Liquefied Gas Daqing Petrochemical Branch | China national standards | MT | 1014.54 | USD | 20251016 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 915.91 | USD | 20251016 |