| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 914.4 | USD | 20250918 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 984.74 | USD | 20250918 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 984.74 | USD | 20250918 |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 987.55 | USD | 20250918 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 1090.24 | USD | 20250918 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 942.53 | USD | 20250918 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 956.6 | USD | 20250918 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 1195.75 | USD | 20250918 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1195.75 | USD | 20250918 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1153.55 | USD | 20250918 |