| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 858.13 | USD | 20250918 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 956.6 | USD | 20250918 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 900.33 | USD | 20250918 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 970.67 | USD | 20250918 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 787.79 | USD | 20250918 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 2152.35 | USD | 20250918 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 2152.35 | USD | 20250918 |
| Wanhua Chemical Group Co., Ltd. | China national standards | MT | 1019.91 | USD | 20250918 |
| PetroChina Kunlun Gas Co., Ltd. Liquefied Gas Daqing Petrochemical Branch | China national standards | MT | 2152.35 | USD | 20250918 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 787.79 | USD | 20250918 |