| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 970.38 | USD | 20250922 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 984.45 | USD | 20250922 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 998.51 | USD | 20250922 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 970.38 | USD | 20250922 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 956.32 | USD | 20250922 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1054.76 | USD | 20250922 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 984.45 | USD | 20250922 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 914.13 | USD | 20250922 |
| Sinopec Shanghai Gaoqiao Petrochemical Company | China national standards | MT | 991.48 | USD | 20250922 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1237.59 | USD | 20250922 |