| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1101.76 | USD | 20251126 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 875.76 | USD | 20251126 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 918.13 | USD | 20251126 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 875.76 | USD | 20251126 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 889.88 | USD | 20251126 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 974.63 | USD | 20251126 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1101.76 | USD | 20251126 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 932.26 | USD | 20251126 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 918.13 | USD | 20251126 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 1282.56 | USD | 20251126 |