| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1055.49 | USD | 20250923 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 914.76 | USD | 20250923 |
| Sinopec Shanghai Gaoqiao Petrochemical Company | China national standards | MT | 914.76 | USD | 20250923 |
| Jinan Xinbo Chemical Co., Ltd. | China national standards | MT | 1154.0 | USD | 20250923 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 1090.67 | USD | 20250923 |
| Jinan Xinbo Chemical Co., Ltd. | China national standards | MT | 1125.86 | USD | 20250923 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 992.16 | USD | 20250923 |
| Sinopec Shanghai Gaoqiao Petrochemical Company | China national standards | MT | 992.16 | USD | 20250923 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1013.27 | USD | 20250923 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 999.2 | USD | 20250923 |