| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 928.86 | USD | 20250930 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 999.23 | USD | 20250930 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 999.23 | USD | 20250930 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1013.3 | USD | 20250930 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1013.3 | USD | 20250930 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 992.19 | USD | 20250930 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1111.81 | USD | 20250930 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1111.81 | USD | 20250930 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 999.23 | USD | 20250930 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 999.23 | USD | 20250930 |