| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 815.43 | USD | 20250919 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 984.74 | USD | 20250918 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1237.95 | USD | 20250918 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 787.79 | USD | 20250918 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 2152.35 | USD | 20250918 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 844.06 | USD | 20250918 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 801.86 | USD | 20250918 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 844.06 | USD | 20250918 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 822.96 | USD | 20250918 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 886.26 | USD | 20250918 |