| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec Shanghai Gaoqiao Petrochemical Company | China national standards | MT | 914.35 | USD | 20250929 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1097.22 | USD | 20250929 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 942.48 | USD | 20250929 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1153.48 | USD | 20250929 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 955.7 | USD | 20250928 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 997.86 | USD | 20250928 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 913.54 | USD | 20250928 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 983.81 | USD | 20250928 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 913.54 | USD | 20250928 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 990.84 | USD | 20250928 |