| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 999.2 | USD | 20250923 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 1154.0 | USD | 20250923 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1196.22 | USD | 20250923 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1154.0 | USD | 20250923 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 1034.38 | USD | 20250923 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1111.78 | USD | 20250923 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 886.61 | USD | 20250923 |
| Sinopec Shanghai Gaoqiao Petrochemical Company | China national standards | MT | 992.16 | USD | 20250923 |
| Zibo Jinshuo Chemical Co., Ltd. | China national standards | MT | 992.16 | USD | 20250923 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 992.16 | USD | 20250923 |