| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1012.26 | USD | 20250920 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1012.26 | USD | 20250920 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 998.2 | USD | 20250920 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 998.2 | USD | 20250920 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 970.08 | USD | 20250920 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 970.08 | USD | 20250920 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 970.08 | USD | 20250920 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 970.08 | USD | 20250920 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 956.02 | USD | 20250920 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1096.61 | USD | 20250920 |