| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1197.27 | USD | 20251015 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 1197.27 | USD | 20251015 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 985.98 | USD | 20251015 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 1154.59 | USD | 20251014 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1098.27 | USD | 20251014 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1098.27 | USD | 20251014 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1098.27 | USD | 20251014 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 929.3 | USD | 20251014 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1056.03 | USD | 20251014 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1056.03 | USD | 20251014 |