| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 975.07 | USD | 20251208 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 918.55 | USD | 20251208 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 847.89 | USD | 20251208 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 847.89 | USD | 20251208 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 975.07 | USD | 20251208 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 932.68 | USD | 20251208 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 847.89 | USD | 20251208 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 1283.14 | USD | 20251208 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1201.18 | USD | 20251208 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1102.26 | USD | 20251208 |